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Reviews For BESTEK 300W Power Inverter Review

What is a Car Power Inventor

The car Power inverter is a device that can convert the car 12V or 24V (for trucks) direct current (DC) electricity to 110V  alternating current (AC), which is the same as the mains electricity, for use in household appliances. With it, car owners can connect the inverter to the battery to drive electrical appliances and various tools to work, like laptops,  tablets, phones, which can greatly broaden the scope of entertainment and work that can be done in the car.

Is it necessary to buy a car power inverter?

Although it is said that there are special car chargers that can charge cell phones, there are no more application scenarios. If there is a car power inverter, it can provide more charging interfaces, which can charge cell phones, laptops, cameras, and also provide sufficient power for car refrigerators, notebooks, car vacuum cleaners. Especially in wild camping, the car power inverter can provide 110V lighting power. Car Power inverter price is not expensive, if there is no high-power electricity, choose to fix the sine wave inverter can be, the price is cheap.

Bestek 300W power Inventer

This bestek car power inverter is designed for car use, with a car battery as its DC source. The device can power devices drawing up to 110 Volt AC power. BESTEK is known to be America's top power inverter brand, and this device can also accommodate power surges of up to 700 watts.

With a 300W power outlet and two 2.4A USB ports - the Bestek 300W power inverter can power many devices at once. The reason we can put it in the car is the spare 12V socket in the back. Not only can we charge additional USB devices for passengers, but we can also power our laptops.

This bestek car power inverter started selling in February 5, 2011,  It's been around for more than a decade, it has about 24,735 global ratings now, and the average review score is 4.6 out of 5.  The manufacturer has fixed the shortcomings of the product, for example, a customer commented that the fan was too noisy, the manufacturer upgraded the fan to an intelligent fan and changed it to a silent fan.

This product has long been the best-selling product on Amazon in the power inverters category. The average review score for bestek 300w power inverter is 4.6 out of 5, indicating that most buyers are satisfied with this item.

We checked other brands of car power inverters, most of them only have a one-year warranty, but this one has a 1.5-year warranty. Generally, companies are confident in the quality of their products, so they will have a longer warranty than others, and the warranty center of this power inventer is in the United States, so it is still very convenient for American users to return it.

So this is the bestek 300w power invented:

It is very small and very light, under  10.1 ounces. It has 2 AC ports and 2 USB ports.

What's in the box

Hope for improvement

There are two improvements We would like to see in a product like this. A detachable L-shaped power cord. This would simplify storage and the 12V plug wouldn't stick out like a sore thumb.

The Bestek 300W power inverter could also use some sort of Velcro bracket, or something similar, to mount the converter under a seat or something else.



Watts: 300W
AMPS: 2.6
Input 12 Volts DC
Output: 115 Volts AC
2 USB Ports
2 AC Power Outlets


  • Provides  300 Watts continuous DC to AC power and 700 Watts instantaneous power
  • The product has more than 10 years of history, and in the continuous upgrading and improvement, the shortcomings are few
  • Safe charging design provides protection against overheating,built-in 40 amps fuse to protect your device
  • 18 month warranty


  • Substandard power output quality



The BESTEK 300W Power Inverter is a good unit to convert DC voltage to AC voltage and power small devices.

In addition to these life-enhancing changes, the Bestek 300W Power Inverter is also a great car companion. Whether you want to charge your laptop or plug in a few USB devices, the Bestek 300W Power Inverter is a great choice for any car if you don't mind a little noise from the fan and don't mind that this doesn't store well in a car. It's reasonably priced. If you need more than one 12V outlet, make sure you buy one!

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