ALLWEI 300W Car Power Inverter, DC 12V to 110V AC Converter Car Plug Adapter Outlet with 27W PD USB-C & 18W USB-A Fast Charge, Car Cigarette Lighter Charger for Phone, Laptop, Tablet - Blue

Key Specifications

Product Dimensions
4.71 x 3.2 x 1.81 inches
Item Weight
15.2 ounces
Power Source
Vehicle DC Power Socket
Wattage
300 watts
Recommended Uses For Product
Camping, Long-distance driving, Road trip, Truck, Vehicle
Model
PD27WBlue

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ALLWEI
4.4
9513 reviews
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ALLWEI 300W Car Power Inverter, DC 12V to 110V AC Converter Car Plug Adapter Outlet with 27W PD USB-C & 18W USB-A Fast Charge, Car Cigarette Lighter Charger for Phone, Laptop, Tablet - Blue

This is a car-plug (cigarette-lighter) DC-to-AC inverter / power adapter that lets you convert a 12 V car supply into standard 110 V AC — effectively giving you “wall-socket” power inside your car. In addition to the two AC outlets, it also offers a USB-C port (27 W Power-Delivery) and a USB-A port (18 W fast-charging), so you can power or charge a variety of devices — from laptops to phones and tablets — during road trips, travel, or daily commuting.

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Key Features

【Premium 300W Power Inverters】This ALLWEI 300W Car Power Inverter is a versatile device that combines a car plug in adapter outlet, a power converter, and a charger in one compact unit. It features 2 AC outlets, 1 USB-C port (Max 27W), and 1 USB-A port (Max 18W), car adapter for plug outlet - allowing you to power multiple devices simultaneously while on the go. Please use battery clips when using inverter on device over 180W. For DC 12V ONLY
【Fast and Efficient Charging】Equipped with PD 27W USB-C and Fast Charger 18W USB-A ports, this power inverters for vehicles - can rapidly charge most phones and tablets (Max 3A total output). Additionally, the AC outlets are perfect for powering laptops, computers, game consoles, TVs, DVD players, and other electronic devices. With its high power output and fast charging capabilities, cigarette lighter adapter inverter - is an essential accessory for road trips, camping, or everyday use
【Durable metal housing】The aluminum alloy housing of this car power inverter provides robust protection and efficient heat dissipation, ensuring long-lasting performance. Car ac adapter inverter - equipped with advanced intelligent chips that automatically detect the voltage and current requirements of different devices, preventing overheating, undervoltage, overcurrent, overvoltage, overload, and short circuits. Your safety is always our top priority
【Upgraded cooling effect】Car power converter built-in very silent automatic temperature-controlled cooling fan, which can automatically adjust the fan speed according to the ambient temperature, ensuring that the power inverter can be kept in good working condition under any circumstances
【Compact and Portable Design】Just about cell phone size - 5.1 x 3.1 x 1.8 inches, this car plug in adapter outlet is extremely portable and space-saving. Car power converter 12v to 110v - perfect for road trips and "van life" adventures

This is a car-plug (cigarette-lighter) DC-to-AC inverter / power adapter that lets you convert a 12 V car supply into standard 110 V AC — effectively giving you “wall-socket” power inside your car. In addition to the two AC outlets, it also offers a USB-C port (27 W Power-Delivery) and a USB-A port (18 W fast-charging), so you can power or charge a variety of devices — from laptops to phones and tablets — during road trips, travel, or daily commuting.

Key Considerations

1

Total AC output (300 W) — how much load you can safely put on the inverter (e.g. laptop, small appliances).

2

USB output power (C: 27 W PD, A: 18 W QC) — suitability for fast charging phones/tablets.

3

Input voltage requirement — 12 V car only (not for 24 V) — works for standard cars, may not suit some heavy vehicles.

4

Device power draw (AC + USB combined) — whether total load stays under 300 W; over-load can trigger protection.

5

Safety protections & cooling — over-current, over-voltage, over-heat, short-circuit protection; built-in cooling fan to avoid overheating.

1

The inverter provides up to 300 watts via its AC outlets. That means you can plug in laptops, small electronics, or low-power appliances (within that wattage) while on the go. However, heavy-duty devices that require more than 180 W continuously may overload the inverter — the product suggests using battery clips for high-power loads or avoiding overload.

These factors represent the most critical aspects that will impact your satisfaction with this product.

Customer Reviews

good inverter for cars
2025-12-01T19:32:24.514Z

This inverter works perfectly for powering small devices in my car. It’s compact, easy to use, and charges my electronics quickly. The build feels solid and reliable — great for road trips or emergencies. Highly recommended!

U
Melina barreto
love it
2025-12-01T19:32:38.521Z

Works like a charm. Great purchase

U
Penny T

Frequently Asked Questions

Final Verdict

The ALLWEI 300W Car Power Inverter (DC 12 V → 110 V AC + USB-C 27 W + USB-A 18 W) is a versatile and practical accessory for anyone who wants the flexibility to run standard AC-powered devices (like laptops), as well as fast charge USB devices while on the road. Its 300 W capacity and dual AC outlets make it more capable than basic USB-only car chargers — so it's a good fit for road trips, travel, work on the go, or powering small electronics in a car.