300W Car Inverter with Digital Display, DC 12V to AC 220V

$77.87

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| 9 review(s) | Add your review

The 300W car inverter is a power conversion device designed for mobile power supply in vehicles; it converts the car's 12V DC power into AC power, providing a stable energy source for in-car appliances and mobile electronic devices. It features a digital display for real-time monitoring of operating status and is equipped with four fast-charging USB ports, allowing for the simultaneous charging of devices such as smartphones and tablets. With a conversion efficiency of up to 90% and a built-in cooling fan, it maximizes energy utilization while ensuring stable, long-term operation.

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Delivery date: 6-12 days

SKU: ATO-CI-E8982

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Overview
Specs
FAQ
Reviews

Overview

Built-in safety features—including overload protection, short-circuit protection, and automatic low-battery shutdown—effectively prevent operational anomalies from damaging the device or the vehicle's electrical system, thereby enhancing safety and reliability. Thanks to its portable design and stable power conversion capabilities, this car power inverter is widely used for road trips, camping, RV travel, and outdoor work.

Feature:

Fast Charging Support: Supports fast charging to provide a more efficient experience for smartphones, tablets, and other mobile devices, meeting power needs in outdoor and mobile settings.
Flame-Retardant Housing: Designed with a flame-retardant casing to enhance safety and effectively reduce risks during high-temperature operation.
Universal AC Outlet: Equipped with a universal AC outlet compatible with various plug types, allowing connection to a wide range of electronic devices and small appliances.
Digital Display Screen: Features a built-in digital display that shows real-time operating status and power information for easy monitoring and control.
Flexible Connection Options: Includes both a cigarette lighter cable and battery clamp cables, supporting multiple connection methods suitable for cars, RVs, and outdoor mobile power applications.

Details:

Cooling Fan

It helps dissipate heat generated by the inverter's electronic components, ensuring optimal performance and preventing overheating. This enhances the efficiency, reliability, and lifespan of 300W car power inverter. By maintaining a stable temperature, the cooling fan prevents thermal shutdowns and protects sensitive components from damage.

Multiple Sockets

It allows you to power and charge multiple devices simultaneously. This feature is particularly useful for families or groups needing to operate several devices. it enhances the usability and functionality of the portable car inverter, making it a versatile accessory for road trips and daily commuting alike.

Digital Display

Digital display is typically more intuitive and easier to read compared to analog meters. It provide clear, precise information at a glance. Digital display in 300 watt car inverter helps prevent overloading, overheating, and other potentially hazardous situations. Overall, a digital display enhances the functionality and user experience of a car socket inverter.

Applications:

Road Trips: Keep drones, cameras, and laptops charged for uninterrupted on-the-go content creation.
Outdoor Camping: Power car fridges and outdoor lights for convenient electricity use during picnics.
Business Travel: Set up a mobile office inside your vehicle to handle laptops, tablets, and printers.
Long-Distance Driving: Simultaneously fast-charge a passenger's phone and power devices like gaming consoles or portable fans.
Emergency Situations: Provide power for small power tools, tire inflators, and emergency lighting.
Daily Commuting: Add rear-seat USB/AC outlets to power kids' study tablets and in-car air purifiers.
Vehicle Compatibility: Compatible with standard 12V/24V cigarette lighter sockets in sedans, SUVs, and trucks.

Camera

Phone

Flashlight

Fan

Specs

Model	ATO-CI-E8982
Max power	300W
Peak power	600W
Input voltage	DC 12V
Output voltage	AC 220V±10%
Frequency	50±3Hz
USB output (if have)	5V/4.1A Max
Efficiency	90%
No load current	＜0.45A
No load current	＜0.45A
Input low voltage alarm	DC 10.2-10.8V
Input low voltage shut down	DC 9.2-9.8V
Input over voltage shut down	DC 15-16V
Operating temperature	-15 ℃~50 ℃
Cooling method	fan
Product size	15810043mm
Accessories	cigar cable, battery clip cable

Structure:

300W digital display car inverter structure

FAQ

1. What can a 300W car inverter run?

A 300W car inverter can power low to medium-power electronic devices, such as laptops, tablets, smartphones, cameras, LED lights, small fans, and portable equipment. It is suitable for car travel, camping, mobile office, and emergency power applications. Devices with power consumption above 300W, such as heaters and microwaves, are not recommended.

2. Can a 300W car inverter run a car refrigerator?

Yes, a 300W car inverter can power most portable car refrigerators as long as the refrigerator’s starting and running power are within the inverter’s capacity. It is commonly used for road trips, RV camping, outdoor activities, and long-distance travel.

3. How do I connect a 300W car inverter?

A 300W car inverter can be connected through a 12V cigarette lighter socket or battery clamp cable. For higher loads, direct connection to the vehicle battery is recommended to ensure stable power output and safer operation.

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Existing reviews

Perfect for everyday use

In terms of performance, this inverter provides stable power for small electronic devices. It does get slightly warm after extended use, but never excessively hot, which is normal for a 300W car power inverter. Overall, this inverter is perfect for everyday use.

From: Jinny Swift | Date: 1/4/2026 6:12 PM