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300 watt best laptop modified sine wave car power inverter with USB port-CAR300U

CAR300U inverter converts the 12V/24VDC power to 110V/220V AC power, and supply power for AC home appliances. Even when public power in not available, you can enjoy the convenience from inverter and your lovely appliances.
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Product description:

CARSPA Power Inverter

-Ultimate car power inverter for road trips, vacations, outdoors, emergency kits and more for your vehicle.

Ultra Powerful
-Equipped with1 AC outlet for charging larger device such as laptop and tablet, as well as 2.1A USB port for quick and easy charging.

Super Compact
-Travel-sized design is ideal for use on vacations, work trips, and camping. Featuring a universal cigarette lighter plug with 24inch long cable that plugs into almost any vehicle.

MultiProtect Safety
-Safe charging design provides protection against, overheating, under and over voltage charging, short circuiting, overload, and overcharging.

For Optimal Use:
-Please use battery clips when using inverter on device over 150W.
-For DC12V and Car ONLY, If for DC 24V and airplane use, pls contact us for more details.
-Please do not leave the power inverter in the ON position while your car is off.
-The cooling fan remains on continuously. This means you'll only be able to use it in situations where the car is running.
-Avoid placing the inverter into sunlight directly or next to heat-sensitive materials to protect inverter from getting too warm.
-Please understand device wattage usage Caution! Do not use high power electric devices such as hair dryers, electric heaters, curling irons, etc.




Output waveform

Modified Sine Wave

Rated power


Surge power


Output voltage


Output frequency


Input voltage


USB port

5V 500mA/2.1A(alternative)

Remote control





18 months






Gift box; 20pcs/20Kgs/CTN; 60×35×45cm

Packing list

1 * 300W Power Inverter;

1 * User Manual;

Spare fuse; DC connect cable*1 set

For details, please download the datasheet via the above datasheet button.

If you have any enquiry about quotation or cooperation,please feel free to email us at or use the following enquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.

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