PowMr 24V Inverter Review – 2400W Pure Sine Wave Inverter

DATOUBOSS 2400W Power Inverter 1200 Watt Pure Sine Wave Inverter 12V to 110V 120V AC Converter, Peak 2400W with Dual AC Outlets and USB & Type-C for Car, RV, Home, Truck, Off-Grid Solar

$71.28 @ Amazon.com (Save 5%)

【1200W Pure Sine Wave Power Inverter】Delivering continuous 1200W DC 12V to AC 120V power, this inverter comes equipped with 2 AC outlets and USB & Type-C ports, ensuring reliable performance for your electronic devices, it easily converts 12V DC to reliable 120V AC, making it perfect for your modern devices.

【2400W Peak Surge Inverter】Designed to work seamlessly with multiple battery types, including Lithium (LI), Sealed Lead Acid (SLA), Gel, Flooded (FLD), and Absorbent Glass Mat (AGM) batteries. Whether you need a solar inverter for your RV, truck, or other vehicles, this inverter ensures consistent and dependable power.

【Advanced Protection Features】This inverter offers comprehensive safety with short circuit protection, input over-voltage/under-voltage protection, output short-circuit, overload, over-current, and over-temperature protection. The durable aluminum housing protects against drops and bumps, while the built-in cooling fan ensures silent operation and prevents overheating.

【Real-Time Monitoring】Featuring an LED screen and three indicator lights for voltage, output power, and fault codes, this pure sine wave power inverter provides real-time monitoring. It also includes a 19.58 ft wired remote control for easy on/off operation from a distance and an automatic shutdown feature in case of incorrect power connection or short circuit.

【Versatile Applications for Your Essentials】Designed to meet the demands of road trips and outdoor adventures, the 1200W Power Inverter effortlessly powers vehicle electronics, small appliances, laptops, smartphones, TVs, and power tools, making it an essential addition to your travel gear.

DATOUBOSS 2400W Power Inverter 1200 Watt Pure Sine Wave Inverter 12V to 110V 120V AC Converter, Peak 2400W with Dual AC Outlets and USB & Type-C for Car, RV, Home, Truck, Off-Grid Solar

XWJNE 1200W Pure Sine Wave Inverter 2400 Watt Peak Power 12V DC to 120V AC Converter with LED Display and Remote Controller for RV, Car, Truck, Off-Grid Solar Power

$88.99 @ Amazon.com (Save 11%)

【12V DC CONVERTER TO 120V AC】This inverter provides a stable 1200W power output by converting 12V DC voltage to 120V AC voltage. Its peak power can reach 2400W when the load starts. Low THD. It has an energy conversion efficiency of more than 90% which can reduce power loss. This power inverter is ideal when you need energy for off-grid, RV, semi-trailer truck, outdoor, etc.

【PURE SINE WAVE INVERTER】It has high-quality power comparable to the output waveform of commercial power, suitable for inductive and capacitive loads, and can protect and extend the life of your electronic devices such as laptops, lights, TVs, refrigerators, stereos, etc. With the high load inductance, it has no humming sound when turning on the device, ensuring quiet and smooth operation of the device.

【6 PROTECTIONS】We have configured a full range of powerful protections for this inverter: undervoltage protection, overvoltage protection, overload protection, over-temperature protection, short circuit protection, and reverse connection protection. These functions will allow you to use various electrical appliances more assuredly. NOTES: Power input should be deep cycle battery of 80% discharge depth and above.

【LED & REMOTE CONTROLLER】The remote controller with a 16.4ft cable makes it more convenient to operate in different situations. LED screen has accurate responses in normal and abnormal working conditions. The rich accessory package allows you to use it freely, the inverter includes 2 120V AC output ports, 1 USB port 5V 2.4A. Box includes 2 2.62ft 7AWG positive and negative battery cables, a 1.64ft ground wire, and 2 40A 32V fuses.

【RELIABLE QUALITY】 The machine uses aluminum and plastic to form a sturdy structure to protect the inverter from collisions and impacts, Also helps to dissipate heat, making it more durable. The smart fan will auto-turn on when the inner temperature is too high to ensure it works under appropriate conditions. 24-hour customer service will assist you when you need it.

XWJNE 1200W Pure Sine Wave Inverter 2400 Watt Peak Power 12V DC to 120V AC Converter with LED Display and Remote Controller for RV, Car, Truck, Off-Grid Solar Power

PowMr 2400W Solar Inverter, 24VDC to 110V/120VAC, Pure sine Wave Inverter with 50A PWM Charge Controller, for Homes, RV, Hybrid Inverter for 24V Lead-Acid, Sealed Gel/AGM Battery, Off-Grid Systems

$289.99 @ Amazon.com

【New Upgrade - 2400W Solar Inverter】2400W pure sine wave inverter, 24VDC to 110V/120VAC, with built-in 50A PWM charge controller. Features high charging efficiency (up to 95%) and advanced SPWM technology for improved safety and circuit protection!

【Specifications】2400W Solar Inverter Rated output Voltage: 110Vac±10%; PWM Voltage Range: 30~32Vdc; Hybrid charging Max charger current: 50A; Max.PV Array Open Circuit Voltage:80V; Fit for 24V Lead-Acid (seal, AGM,Gel,Flooded) battery

【Changing & Output modes】Four charging modes of 24V Inverter can be selected: solar/utility priority/solar priority/utility hybrid charging. Three output modes can be set. PV priority/Utility priority/Inverter priority, which can meet different application needs of users. The Inverter designed with a LCD screen and 3 LED indicators for dynamic display of system data and operating status

【Protection Functions】The power inverter provides 360° comprehensive protection with multiple features, including short circuit protection, over-voltage and under-voltage protection, overload protection, and reverse polarity protection, greatly ensuring the safety of your circuits and electricity usage

【Application】This inverter can power all kinds of appliances in home or office environment, including motor-type appliances such as tube light, fan, refrigerator and air conditioner. （Note: The inverter is only suitable for single-phase 110V-120V AC output systems. Please ensure it is installed indoors and that there is good ventilation）

PowMr 2400W Solar Inverter, 24VDC to 110V/120VAC, Pure sine Wave Inverter with 50A PWM Charge Controller, for Homes, RV, Hybrid Inverter for 24V Lead-Acid, Sealed Gel/AGM Battery, Off-Grid Systems

PowMr 2400Watt Solar Inverter, 24VDC to 110V/120VAC, Pure Sine Wave Inverter with 50A PWM Charge Controller, Hybrid Inverter for Homes, RV, for 24V Lead-Acid, Sealed Gel/AGM Battery, Off-Grid Systems

$289.99 @ Amazon.com

【2400W Solar Inverter】2400W pure sine wave inverter converts 24V DC to 110V/120V AC and includes a 50A PWM charge controller. With advanced SPWM technology and dual closed-loop control, it offers up to 95% charging efficiency. The pure sine wave output ensures high safety, protecting your home’s electrical system

【Specifications】Rated output power: 3KVA/2400Watt, rated output voltage: 110Vac±10%, nominal DC input: 24V. Max. PV current: 50A, Max. PV array open circuit voltage: 80Vdc, operating voltage range: 30-32Vdc. Hybrid charging Max charger current: 80A(default 50A). Fit for 24V Lead-Acid (seal, AGM,Gel,Flooded) battery

【Four Charging Modes and Three Output Modes】 The 24V inverter offers four selectable charging modes: solar, utility priority, solar priority, and utility hybrid charging. Additionally, users can choose from three output modes: PV priority, utility priority, and inverter priority, accommodating various application needs

【Protection Functions】The hybrid solar inverter offers 360° comprehensive protection with various features, such as short circuit protection, over-voltage and under-voltage protection, overload protection, and reverse polarity protection. These safety measures significantly enhance the security of your electrical circuits and usage

【Application】The off-grid inverter is compatible with 24V lead-acid batteries (sealed, AGM, Gel, Flooded). It can power a variety of appliances in home or office settings, including motor-driven devices like tube lights, fans, refrigerators, and air conditioners. Lithium batteries can be charged using either PV solar or utility power

PowMr 2400Watt Solar Inverter, 24VDC to 110V/120VAC, Pure Sine Wave Inverter with 50A PWM Charge Controller, Hybrid Inverter for Homes, RV, for 24V Lead-Acid, Sealed Gel/AGM Battery, Off-Grid Systems

PowMr 2400W Solar Inverter, 24VDC to 110V/120VAC, Pure sine Wave Inverter with 50A PWM Charge Controller, Suitable for Homes, RV and can be Used with 24V Lead-Acid (FLD, SLA, AGM,Gel) Batteries

$279.99 @ Amazon.com

【2400W Solar Inverter】2400W pure sine wave inverter 24VDC to 110V/120VAC, Built-in 50A PWM charge controller. With full digital voltage and current double closed loop control and advanced SPWM technology, the charging efficiency is up to 95%. Pure Sine Wave,high safety performance could protect home circuit!

【Important Specifications】2.4KW Solar Inverter Rated output Voltage: 110Vac±10%; PWM Voltage Range: 30~32Vdc; Hybrid charging Max charger current: 50A; Max.PV Array Open Circuit Voltage:80V; Fit for24V Lead-Acid (Flooded,SLA, AGM,Gel)

【Multiple Charging Modes】Four charging modes of 24V Inverter can be selected: solar/utility priority/solar priority/utility hybrid charging. Three output modes can be set. PV priority/Utility priority/Inverter priority, which can meet different application needs of users. The Inverter designed with a LCD screen and 3 LED indicators for dynamic display of system data and operating status.

【Protection Functions】The power inverter provides 360° comprehensive protection with multiple features, including short circuit protection, over-voltage and under-voltage protection, overload protection, and reverse polarity protection, greatly ensuring the safety of your circuits and electricity usage.

【Application】This inverter can power all kinds of appliances in home or office environment, including motor-type appliances such as tube light, fan, refrigerator and air conditioner. （Note: The inverter is only suitable for single-phase 110V-120V AC output systems. Please ensure it is installed indoors and that there is good ventilation.）

PowMr 2400W Solar Inverter, 24VDC to 110V/120VAC, Pure sine Wave Inverter with 50A PWM Charge Controller, Suitable for Homes, RV and can be Used with 24V Lead-Acid (FLD, SLA, AGM,Gel) Batteries

SUNWHEEL 1200W Pure Sine Wave Inverter, 12V DC to 110V/120V AC Power Inverter for RV、Off Grid、Truck、Refrigerator with 2 AC outlets and LCD Display

$84.99 @ Amazon.com

【Advanced Pure Sine Wave Technology】The 1200w pure sine wave inverter, continuous output power of 1200W, peak power at load startup of 2400W. 12v inverter to 110v with a conversion efficiency exceeding 92% Providing pure sine wave technology extends the service life of electronic devices and appliances, while making them operate quietly and efficiently, unlike cheaper modified sine wave models, there’s no buzzing sound or instability in connected devices with this one

【Widely Used】The pure sine wave inverter, you can use it to charge your computer, phone, light bulb and other low-power devices, as well as connect it to your RV, truck,vehicles,computer, solar energy, drill, refrigerator, air compressor , home built solar power pack, pressure cooker, vaccum cleaner, dryer, dishwasher, induction stove, and other high-power devices, so you don't need to worry about the stability of the power and current output of the device. In addition, in case of emergency situations such as power outages caused by storms, you can easily cope with power issues with our 1200 watt pure sine wave inverter. It perfect for an off-grid camping setup

【Comprehensive Security Guarantee】Equipped with LED indicator lights for undervoltage and overvoltage protection, overheating protection, overload protection, and short circuit indication. There is an intelligent chip installed inside, which can automatically recognize the safety problems, if there is over-voltage, overheating and other problems will automatically activate the protection mechanism, effectively preventing your equipment from being damaged, so you don't need to be next to the machine all the time. In addition, the LCD screen will display the voltage changes in real time, so you know the voltage changes of this inverter in real time.

【Durable、Strong、Quiet】We include 2 pairs of fuses in case of a problem. The fuse is made of copper wire material, which is not only easy to dissipate heat and durable, but also can stably and efficiently output pure sine waves. The aviation-grade aluminum housing, which is not only drop resistant but also lightweight, allowing you to use it anytime and anywhere. The intelligent cooling fan is ultra-quiet while keeping the unit cool during extended use.

【What You Get】Package includes 1x 1200W Pure Sine Wave Inverter, 2x Battery Cables(1x Red,1x Black), 2x clips, 4x Fuses, 1x Instruction Manual

【Comprehensive After-sales Service】If there is any problem with product quality within 2 year, please contact us, our professional technical team will provide technical support, after-sales service team to provide product replacement and other support, we will do our best to solve all your problems!

SUNWHEEL 1200W Pure Sine Wave Inverter, 12V DC to 110V/120V AC Power Inverter for RV、Off Grid、Truck、Refrigerator with 2 AC outlets and LCD Display

BELTTT 2000W Pure Sine Wave Inverter, Car Power Inverter 12V to 120V AC Converter for RV, Truck, Solar, Outdoor with Dual AC and 20A Socket, 5V 2.1A USB, Surge 4000W, Hardwire Port, Remote Controller

$159.99 @ Amazon.com

【POWERFUL DC to AC CONVERTER】: This car power inverter delivers 2000W of continuous DC 12V to AC 110V 120V power and up to 4000W of peak surge power when the load is started. The car inverter has a conversion efficiency of greater than 91% during normal working and low no-load losses

【PURE SINE WAVE INVERTER】: The power inverter output waveform is consistent with the AC waveform of the utility grid and is suitable for inductive and capacitive loads. It extends the service life of the equipment and reduces the fault rate. Can be used with electrical equipment such as televisions, home theaters, car stereos and other sensitive loads for a long time

【INTELLIGENT LCD DISPLAY】: This 2000Watt inverter comes with a high-brightness real-time smart screen that simultaneously displays input and output voltages, battery and load status, multiple operating conditions for timely troubleshooting. At the same time, the output voltage and screen can be adjusted independently in a small range

【POWER YOUR EXPECTATIONS】: The inverter 12V to 110V features dual AC socket, 20A Outlet, 5V2.1A USB port, Hardwire Port and remote controller with 23Ft Cable. This solar inverter is ideal when you need energy for off-grid, outdoors, RV, trucks

【MULTIPLE SAFETY PROTECTIONS】: Pure sine wave inverter provides undervoltage, overvoltage protection, overload, over temperature protection, short circuit and reverse connection protection. Aluminum and sturdy plastic housing ensures long term use

BELTTT 2000W Pure Sine Wave Inverter, Car Power Inverter 12V to 120V AC Converter for RV, Truck, Solar, Outdoor with Dual AC and 20A Socket, 5V 2.1A USB, Surge 4000W, Hardwire Port, Remote Controller

3000 Watt Inverter 12V DC to 110V/120V AC, Pure Sine Wave Inverter for Truck/RV/Home/Solar/Off-Grid, Surge 6000W Pure Sine Power with 3 AC Sockets, 5V 3.4A USB, Digital Display, Remote Controller

$179.99 @ Amazon.com (Save 18%)

⚡𝟑𝟎𝟎𝟎𝐖 𝐏𝐮𝐫𝐞 𝐒𝐢𝐧𝐞 𝐖𝐚𝐯𝐞 𝐈𝐧𝐯𝐞𝐫𝐭𝐞𝐫 --- Pure Sine Wave inverter are the gold standard for powering up your stuff. It matches the smooth, clean electricity you get from your wall outlets, Works with EVERYTHING, no drama and intermittently. The ALEOPIX 3000 Watt Pure Sine Wave inverter uses stable and latest technology, allowing you to run sensitive appliances such as window air conditioners, refrigerators, microwaves, hair dryers, etc. without worry.

⚡𝐐𝐮𝐢𝐞𝐭𝐞𝐫 𝐭𝐡𝐚𝐧 𝐘𝐨𝐮𝐫 𝐍𝐞𝐢𝐠𝐡𝐛𝐨𝐫’𝐬 𝐋𝐚𝐰𝐧𝐦𝐨𝐰𝐞𝐫 --- This 3000w pure sine inverter can make you never hear annoying buzzing or humming. Excellent, smooth and quiet run of motors and compressors (refrigerators, air conditioning units, power tools). With a modified sine wave, you’ll hear annoying humming—it’s like forcing your gear to chug cheap gas instead of premium. Better for your wallet long-term.

⚡𝐏𝐨𝐫𝐭𝐚𝐛𝐥𝐞 𝐒𝐭𝐚𝐛𝐥𝐞 𝐚𝐧𝐝 𝐆𝐫𝐞𝐞𝐧 𝐏𝐨𝐰𝐞𝐫 𝐒𝐮𝐩𝐩𝐥𝐲 --- When using this 3000 Watt Inverter 12v to 110v, you don't have to worry about wasted juice. ALEOPIX's pure sine wave technology can easily convert DC to AC, with a actual conversion efficiency of over 90%, effectively reduce battery consumption.

⚡𝐋𝐄𝐃 𝐒𝐜𝐫𝐞𝐞𝐧 𝐒𝐡𝐨𝐰𝐬 𝐏𝐨𝐰𝐞𝐫 & 𝐁𝐚𝐭𝐭𝐞𝐫𝐲 𝐋𝐞𝐯𝐞𝐥 𝐚𝐭 𝐚 𝐆𝐥𝐚𝐧𝐜𝐞 --- The user-friendly bright LED display is a game-changer. One glance at the power inverter’s digital display screen stats tells you: Keep rolling or replace the battery. Done！Easily get the information you need in seconds.

⚡𝐑𝐞𝐦𝐨𝐭𝐞 𝐂𝐨𝐧𝐭𝐫𝐨𝐥, 𝐕𝐞𝐫𝐲 𝐂𝐨𝐧𝐯𝐞𝐧𝐢𝐞𝐧𝐭 --- Ditch the go to the trunk, ALEOPIX 3000w inverter’s got a killer 14.76ft remote controller. Flip it on/off from your RV seat/Car seat/Truck seat or Another room in your house, no sweat. Red/green lights? Boom, instant red/green health check, status check done.

⚡𝐑𝐞𝐥𝐢𝐚𝐛𝐥𝐞 𝐏𝐨𝐰𝐞𝐫 𝐈𝐧𝐯𝐞𝐫𝐭𝐞𝐫 𝟑𝟎𝟎𝟎𝐖 --- 3000W pure sine wave inverter beast — crush blackouts or run your RV Electrical Equipment without a hiccup. Hurricane/Blizzard/Wildfire/Storm’s coming? Grid down? No fuel? No grid? No problem! This inverter’s got your back. Bye-bye power panic. Keep your freezer alive through hurricanes or snowpocalypse.

3000 Watt Inverter 12V DC to 110V/120V AC, Pure Sine Wave Inverter for Truck/RV/Home/Solar/Off-Grid, Surge 6000W Pure Sine Power with 3 AC Sockets, 5V 3.4A USB, Digital Display, Remote Controller

LANDERPOW Pure Sine Wave Inverter 2000 Watt, 12V DC to 120V AC Inverters for RV, Truck, Solar, Home, Power Inverter with 3 AC Outlet, 30W USB-C, 5V 3.1A USB, Hardwire Port, Remote Control, Surge 4000W

$149.99 @ Amazon.com

【𝟐𝟎𝟎𝟎 𝐖𝐚𝐭𝐭 𝐈𝐧𝐯𝐞𝐫𝐭𝐞𝐫】--- This pure sine wave inverter can provide 2000W continuous clean DC to AC power (4000W surge) with >91% efficiency, which strongly and effectively reduces conversion loss and protecting sensitive electronics (Microwave Oven, Laptops, CPAPs, LEDs) from damage. Handles heavy startups (Window AC, Power Tools) effortlessly. For RV, Home, Solar, Emergencies.

【𝐏𝐨𝐰𝐞𝐫 𝐈𝐧𝐯𝐞𝐫𝐭𝐞𝐫 𝐏𝐮𝐫𝐞 𝐒𝐢𝐧𝐞 𝐖𝐚𝐯𝐞】--- LANDERPOW inverter delivers the same as grid-quality Pure Sine Wave AC power, outperforming modified sine wave units. Safely powers inductive/capacitive loads (Window ACs, Refrigerators, Home Theaters, Car Audio) with zero hum/flicker. Protects sensitive electronics, extends lifespan, and cuts failure risks—ideal for long-term use.

【𝟑 𝐀𝐂 𝐎𝐮𝐭𝐥𝐞𝐭𝐬+𝐅𝐚𝐬𝐭 𝐂𝐡𝐚𝐫𝐠𝐢𝐧𝐠 𝐔𝐒𝐁/𝐔𝐒𝐁-𝐂+𝐇𝐚𝐫𝐝𝐰𝐢𝐫𝐞𝐝 𝐀𝐂 𝐓𝐞𝐫𝐦𝐢𝐧𝐚𝐥】--- This All-in-One Power Inverter features 3 AC outlets + 1 hardwired terminal for high current electrical appliances/tools, plus 5V/3.1A USB & 30W PD ports for fast device charging. Multi-interface flexibility powers RV trips, job sites, and emergencies with pro-grade reliability. The plug-and-play design is very user-friendly.

【𝐇𝐢𝐠𝐡 𝐐𝐮𝐚𝐥𝐢𝐭𝐲 𝟐𝐀𝐖𝐆 𝐁𝐚𝐭𝐭𝐞𝐫𝐲 𝐂𝐚𝐛𝐥𝐞𝐬】--- The LANDERPOW inverter 12V to 110V comes with two 2AWG/2 FT high-quality thickened battery cables, which can effectively protect the safety of the inverter during use. It is not easy to get hot during use and the conversion efficiency is higher.

【𝐒𝐦𝐚𝐫𝐭 𝐋𝐄𝐃 𝐒𝐜𝐫𝐞𝐞𝐧 𝐑𝐞𝐦𝐨𝐭𝐞 𝐂𝐨𝐧𝐭𝐫𝐨𝐥】--- LANDERPOW 2000 watt inverter comes with 15ft wired remote-controller. The remote has smart LED screen to track battery levels, output, and errors in real time—no more guesswork, enables you timely battery swaps & power control. One-touch shutdown/restart design thrives in trucks, RVs, and job sites. Real-time Monitor from your cab or campsite.

【𝐌𝐮𝐥𝐭𝐢𝐩𝐥𝐞 𝐒𝐚𝐟𝐞𝐭𝐲 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧 + 𝐃𝐮𝐫𝐚𝐛𝐥𝐞 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥】--- Our pure sine wave inverter provides undervoltage, overvoltage, overload, overheating, short circuit and reverse connection protection. The rugged and heat-dissipating full metal shell can effectively ensure the long-term use of the inverter. It can withstand site falls, RV vibrations and emergency surges, and has indestructible reliability. More durable than your toughest days.

LANDERPOW Pure Sine Wave Inverter 2000 Watt, 12V DC to 120V AC Inverters for RV, Truck, Solar, Home, Power Inverter with 3 AC Outlet, 30W USB-C, 5V 3.1A USB, Hardwire Port, Remote Control, Surge 4000W

BESTEK 500W Pure Sine Wave Power Inverter DC 12V to AC(2 Outlets) 110V Car Charger Plug Inverter Adapter Converter with 4.2A Dual USB Charging Ports, ETL Listed

$57.99 @ Amazon.com

BESTEK 500W Pure Sine Wave Car Inverter:Its output waveform is same as the AC power waveform of mains power grid which delivers a smoothly-varying sine wave for sensitive electronics provided by the electric utility.Perfects for off-grid system,Lower THD,Less wear,Strong inductive Loads Capability.It has little interference with radios, communication and precision equipment.It's also recommended by most cordless tool manufacturer that a pure sine wave inverter is used to ensure long battery life

This is an inverter converting DC from your car battery to AC for whatever you want to use within its Watt range.It can pull power from the battery through the cigarette lighter plug or directly clamp the alligator battery clips onto the car battery.Plug this into 12v cigarette lighter outlet provides continuous DC to AC power with 2 AC outlets operates any 110v device and 2 USB ports which detects your device automatically to deliver its fastest charge speed up to 2.4 amps per port/4.2 amps max

The Sine Wave Inverter has well placed thermal protection sensors,The aluminum alloy casing with a few ripples,Unique vents and also a built-in FAN which comes ON under NO any loads or when the Inverter becomes Hot Once Powerred. It has 2 x 40 amp/32V external replaceable fuse for protection when hooked up to your battery,readily accessible/replaceable from the back of the Inverter;when hooked to cigarette lighter it will use 15 amp fuse designated to your car.

Isolated Voltage Protects Perfectly for your device from Over-voltage,Under-voltage,Overheat,Overload,Reverse Polarity,Short circuit.it will not drain your battery dry because of an under-voltage protection point.The Inverter does automatically sense overload condition and shuts down AC power when the load exceeds 500W.You will need to power Off/On to reset the overload condition indicated by the Flashing Red.The ON-OFF switch only works for the 3-prong plugs.

The 12V plug is spring-loaded and fits snugly into the receptacle.You cannot get 500 watts from 12volt cigarette lighter plug,needs alligator clips for car battery. If you're going to be plugging this into car cigarette lighter,you should keep the wattage under 150,since that is what most car fuses are set for.What You Get:1xBESTEK 500W Pure Sine Inverter,1xUser Manual,2xbattery clamps cable,1x 12V cigarette Lighter plug cable,2 x spare fuses.

BESTEK 500W Pure Sine Wave Power Inverter DC 12V to AC(2 Outlets) 110V Car Charger Plug Inverter Adapter Converter with 4.2A Dual USB Charging Ports, ETL Listed