BESTEK 300W Car Power Inverter DC 12V to 110V AC
BESTEK 300W Car Power Inverter DC 12V to 110V AC 


BESTEK MRI3011BU 300W DC 12V to 110V Car Power Inverter with 4.2A Dual USB Car Adapter

Bestik 300W Car Adapter (Red)

BESTEK power adapter with 2 USB and 2 AC outlets only for 12V DC and vehicles, NOT for 24V DC and aircraft. To charge your iPad, use the USB 2.1A port and leave the other USB ports free. It is normal for the inverter to heat up during operation. Please avoid placing the inverter in direct sunlight or near heat sensitive materials. Do not use it to operate high-powered appliances that can blow wicks, such as hair dryers and electric heaters.

aluminum shell

The BESTEK inverter housing is made of aluminum alloy, which is durable and can withstand various harsh environments and protect the internal components.

smart fan

The built-in inverter smart fan system makes it very quiet when working, and the fan runs faster when the device overheats or the output power exceeds 70W.

Voltage isolation protection

Safe charging design provides protection against overheating, overcharging, low voltage, short circuit, overcharging and overcharging.

USB fast charging

With two smart USB charging ports, you can intelligently detect your device and provide the most suitable charging current for the charging speed.

Heavy duty cigarette lighter

The cigarette lighter socket can support up to 5000 inputs and outputs. Enjoy a safe and reliable charger anytime and anywhere. Safety clip design with DC and built-in USB charging port

high speed charging

Made of high quality materials, it provides fast charging for your car. The 24 inch cigarette lighter socket allows the adapter to be connected to almost any vehicle.

LED strips operation

It can turn on your LED lights to create a wonderful atmosphere in Christmas and other festivals.

Best Features

America's #1 brand of PSU power supply. It delivers 300 watts of DC to AC power and 700 watts of peak power.


  • BESTEK Advantage: The #1 brand of power adapter in the US. Provides 300 watts of continuous DC to AC power and 700 watts of instant power with two AC and two USB ports
  • Fast Charging: Two 110V AC outlets for charging larger devices such as laptops and tablets and two USB charging ports (0-2.4A) to power USB-enabled devices, ideal for car accessories.
  • Ultra-compact and Lightweight: The iPhone-sized design is perfect for vacations, business trips, and camping. 24 inch cigarette lighter socket allows the power adapter to be connected to almost any vehicle
  • Multiple Protection: Built-in 40A fuse protects your device. Safe charging design provides protection against overheating, overcharging, overvoltage and short circuit protection
  • The sturdy metal case offers advanced protection against drops and shocks, and the intelligent fan system makes the inverter extremely quiet during operation and the fan runs faster when the device gets too hot or the output power exceeds 70W. 18 month warranty

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