BESTEK 300W Power Inverter – DC 12V to 110V AC, 4.2A Dual USB Car Adapter

Harness the Power Anywhere: 300W Universal Travel Adapter and Car Inverter with Dual USB Ports

(212 customer reviews)

$29.99

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Rating: 4.5 out of 5 stars
Opinions & Reviews: 31770
Product Videos: 6
SKU: B004MDXS0U/com Category:

Product Features and Description

  • Top-Ranked Brand: BESTEK power inverter is a leading brand in America known for its high-quality power inverters. It offers 300 Watts continuous DC to AC power and 700 Watts instantaneous power, featuring 2 AC outlets and 2 USB ports.
  • Quick Charging: The BESTEK power inverter comes with two 110V AC outlets perfect for charging larger devices like laptops and tablets, along with 2 USB charging ports (0-2.4A), making it an excellent choice as a necessary car accessory for universal travel adapter.
  • Portable Design: The power inverter from BESTEK is designed to be ultra-compact and lightweight, similar in size to an iPhone, making it ideal for vacations, work trips, and camping. It includes a 24-inch cigarette lighter plug that allows it to be plugged into almost any vehicle.
  • Comprehensive Protection: The BESTEK power inverter comes with a built-in 40 amps fuse for device protection. Its safe charging design offers protection against overheating, under and over-voltage charging, and short-circuiting.
  • Durability and Silent Operation: The power inverter has a durable metal housing that provides superior protection from drops and bumps. Its smart cooling fan system ensures silent operation. The fan speed increases when the device heats up or when the output power exceeds 70W. It also comes with an 18-month warranty.
BESTEK Power Inverter, a 300W DC 12V to 110V AC Car Inverter

The BESTEK Power Inverter, recognized as America’s top power inverter brand, ensures a reliable transformation of 300 watts continuous DC to AC power and delivers a peak power of 700 watts. This premium product, specifically designed for DC 12V and Car use, is not compatible with DC 24V and airplane use. Boasting of 2 USB ports and 2 AC outlets, it provides an efficient solution for powering your devices on the go. However, it’s recommended to keep one USB port free when charging your iPad through the 2.1A USB port.

The power inverter’s exterior is made of high-quality Aluminium alloy, ensuring a solid and durable structure that can withstand severe environments. Its smart cooling fan system ensures silent operation, with the fan speed increasing when the device gets warmer or when the output power exceeds 70W. This design provides protection against overheating, under and over voltage charging, short circuiting, overloads, and overcharging. It also includes two smart USB charging ports that can intelligently detect your devices and deliver the best-matched charging current for fast charging speed. Each port offers auto 0-2.4A, with a total output of 4.8A.

The BESTEK Power Inverter also functions as a universal travel adapter, making it a perfect companion for long trips. The 24-inch cigarette lighter plug allows the power inverter to be plugged into almost any vehicle, transforming it into a universal power inverter for car adapter. With a lighter socket that can withstand up to 5000 insertions and extractions, it ensures a stable and secure connection. Built-in USB charging ports and a plug-in buckle design provide a stable current for high-speed charging. Its unique ability to power LED lights makes it ideal for creating festive atmospheres during Christmas and other celebrations.

Universal Travel Adapter with BESTEK 300W Power Inverter

Unleash the Power: Exploring the BESTEK 300W Power Inverter

Don’t miss our latest video showcasing the exceptional BESTEK 300W Power Inverter. Discover its unique features and witness how this gadget can enhance your car’s functionality!
Watch more videos about “BESTEK 300W Power Inverter DC 12V to 110V AC Car Inverter with 4.2A Dual USB Car Adapter” here.
  • Product Dimensions: 4.8 x 3.1 x 1.9 inches
  • Item Weight: 10.1 ounces
  • ASIN: B004MDXS0U
  • Item model number: MRI3011BU
  • Best Sellers Rank: #514 in Automotive (See Top 100 in Automotive) #6 in Power Inverters
  • Is Discontinued By Manufacturer: No
  • Date First Available: February 5, 2011
  • Manufacturer: BESTEK
  • Country of Origin:
  • Brand:
  • Model:
  • Manufacturer Part Number:
  • Voltage: 12 to 110 volts
  • Wattage: 300w
  • Package Dimensions:
BESTEK Power Inverter, a 300W Car Inverter with 4.2A Dual USB Car Adapter

Navigating the Trade-offs: The Upsides and Downsides of the Product

Several customers have expressed satisfaction with the product, citing its usefulness for a range of applications. A customer, Nkarna, mentioned how the product served as an excellent inflator for an air mattress during a camping trip, scoring it a 5-star rating. Similarly, Tina Garbarino claimed it to be the best power inverter she had used after going through three others. She also pointed out that it’s a product you can’t cheap out on, indicating its quality.

The compact size and charging capabilities of the product also seem to have won over many users. Richard Kearney commended the product for its efficiency, allowing him to use Bluetooth in his 2003 Tacoma. Another user, Michael, applauded the product’s portability, stating that it worked well with his small laptop in his car. Users also appreciated the inverter’s low noise level while in use.

Furthermore, the product’s long-term performance and durability have also been highly praised. As noted by user T. Estrick, the product has remained sturdy, durable, and reliable even after several years of use. For Krystal, it has become a constant companion during car trips and camping, used frequently to charge a computer and phone.

Despite the numerous positive reviews, the product has also received its share of criticism. Several customers expressed disappointment over the product’s reliability and functionality. For instance, user Mumbles complained about the product going into fault mode without anything plugged in. Nursing101 shared a similar experience, stating that the product did not work the first time it was used right out of the box.

Other users have had issues with the product’s longevity and its impact on other devices. Derek Ramp, for instance, lamented how the product burned through three fuses in his truck after just two uses. Another customer, Just me, was upset that the product broke the auxiliary power outlet in their new car after one use.

Lastly, some customers questioned the product’s power capabilities. Charles Stark noted that the product doesn’t do anything a cigarette adapter wouldn’t do and that it doesn’t power much. Mike also reported that the inverters do not work properly, turning on and off every second, making it impossible to charge. He further criticized the company’s customer service for not responding to messages for help or warranty.

What do the stars speak of?

Opinions about this product were divided in such a proportion among the buyers.

Five Stars: 77%
Four Stars: 13%
Three Stars: 4%
Two Stars: 2%
One Star: 5%
The most helpful positive feedback Reviewed in the United States on June 28, 2023 by Cindy Sisneros, and is titled “Great for air mattress”
I was really worried because I have an air mattress that has a built in pump, i didn’t know if that was going to be an issue. But damn! This thing really pulled through and did an amazing job. Totally need this if you’re inflating beds/floats on a camping trip. Totally awesome.
Customer Rating: 5
Helpful Rate: 4
People find the following negative one quite helpful. Reviewed in the United States 🇺🇸 on July 20, 2023 by Mumbles, titled “Faults”
Goes in fault mode without anything plugged in! 🤬
Customer Rating: 1
BESTEK 300W Power Inverter, a Universal Travel Adapter for Car

Queries & Clarifications: All You Need to Know

1. How does the BESTEK 300W power inverter for car work?

The BESTEK 300W power inverter works by converting DC 12V power from your car’s battery into AC 110V power. This allows you to power or charge devices such as laptops, phones, tablets, and other electronic devices in your car. The inverter plugs into your car’s cigarette lighter socket and has 2 USB ports and 2 AC outlets for connecting your devices.

2. Is the BESTEK 300W power inverter a universal adapter?

Yes, the BESTEK 300W power inverter can be considered a universal adapter as it can be used to power or charge a wide range of electronic devices. However, it’s essential to note that the inverter is designed for use with DC 12V and cars only. It’s not suitable for DC 24V and airplane use.

3. Can the BESTEK 300W power inverter handle high power electric devices?

No, it’s not recommended to use the BESTEK 300W power inverter to power high power electric devices such as hair dryers and electric heaters. These might draw too much power and blow a fuse in the inverter.

4. Is the BESTEK 300W power inverter safe to use?

Yes, the BESTEK 300W power inverter is safe to use. It features a safe charging design that provides protection against overheating, under and over voltage charging, short circuiting, overloads, and overcharging. Its aluminium alloy shell also protects the internal components from severe environments.

5. Does the BESTEK 300W power inverter get hot during operation?

It’s normal for the inverter to become warm to the touch while you are using it. The inverter has a smart cooling fan system that operates silently and runs faster when the device gets warmer or when the output power exceeds 70W to keep it cool.

6. How many devices can the BESTEK 300W power inverter charge at the same time?

The BESTEK 300W power inverter has 2 USB ports and 2 AC outlets, so you can charge or power up to four devices at the same time. However, it’s important to ensure that the total power consumption of the devices does not exceed the inverter’s capacity.

7. Can the BESTEK 300W power inverter be used for long road trips?

Yes, the BESTEK 300W power inverter is an ideal choice for long road trips. It can keep your devices powered or charged during your trip, and its durable design allows it to withstand the rigours of travel.

8. How long is the cable that connects the BESTEK 300W power inverter to the car’s cigarette lighter socket?

The cable that connects the BESTEK 300W power inverter to the car’s cigarette lighter socket is 24 inches long. This gives you some flexibility in where you place the inverter in your car.

BESTEK Power Inverter, a 300W DC 12V to 110V AC Inverter with USB PortsBESTEK 300W Power Inverter, a Universal Travel Adapter with 2 AC Outlets and 2 USB Ports

Additional information

Product Dimensions

4.8 x 3.1 x 1.9 inches

Item Weight

10.1 ounces

ASIN

B004MDXS0U

Item model number

MRI3011BU

Best Sellers Rank

#514 in Automotive (See Top 100 in Automotive) #6 in Power Inverters

Is Discontinued By Manufacturer

No

Date First Available

February 5, 2011

Manufacturer

BESTEK

Voltage

12 to 110 volts

Wattage

300w

212 reviews for BESTEK 300W Power Inverter – DC 12V to 110V AC, 4.2A Dual USB Car Adapter

  1. Harry H.

    12volt to 120v

    Works perfect in my car or truck for my CD player.

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 25, 2024
  2. br549

    VERY noisy

    I should have spent a little more on a better inverter, I’m using this one in a brand new Peterbilt semi truck and the buzzing through the speakers is so bad it’s basically unlistenable. I’ve checked the things that are plugged into it one at a time and nothing changes even if it’s empty, the buzzing starts as soon as it’s powered on

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 25, 2024
  3. Taylor

    Broke rather quickly

    Outlet broke after only a few months. For sure it should last more than one roadtrip.

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 24, 2024
  4. Kadeem

    Will kill your car battery

    Car required jumpstart to run on a few occasions was afraid it was a bigger problem, turned out it was this thing completely draining the battery

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 24, 2024
  5. Amazon Customer

    Works Fine

    Nothing

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 24, 2024
  6. Cyndi N

    Motorhome support

    This works really well in our motorhome which has limited ways to plug in our new Apple devices. Most cars nowadays do not have cigarette lighters

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 21, 2024
  7. dissatisfied user

    It works as advertised

    It works

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 18, 2024
  8. Bon Vivant

    Can’t beat PC on the road.

    Powers Lenovo’s well, no issues, runs cool, well made, easy 5 star!

    Variation: Size: 2 – PD 65W / Reviewed in the United States on April 18, 2024
  9. Cal

    Perfect for tent Camping

    I camp in a lot of areas that do not have any electrical hook ups. I only need a 120v outlet temporarily for use with an air pad pump or some other camping equipment. The key here is “temporarily” needing power for a short time. This works as advertised. Perfect for people who need a temp 120v power source like those who car or disperse camp. Very well built and sturdy.

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 18, 2024
  10. Justin

    Stopped Working after 4-5 uses

    This device stopped working after 4-5 uses. Very disappointing as out of return period as well. Seller is not responding.

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 15, 2024
  11. Eric

    It Broke My Car

    I plugged this power inverter into my brand new Toyota Camry for a road trip. I plugged in a OEM iPhone charger into the power inverter, not even a second later the car cigarette lighter stopped working. I tried a different item to plug into the cigarette lighter and it didn’t work either. After 10 minutes of troubleshooting I gave up and noticed that none of my USB’s work either in the rest of the car.

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 14, 2024
  12. Randy Watson

    Electric

    Works great

    Variation: Size: 1 – Power Inverter / Reviewed in the United States on April 14, 2024
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