RoyPow VM10 12V 10A 120W all in 1 Car Battery Monitor Voltmeter & Protector 2m Extension Cord with Cigarette Lighter

Devices that contain a motor or an initial power of over 120 W are not usable. Battery protection: effectively prevent the 12 V vehicle battery from being empty; built-in 12 V 15 A fuse to protect the vehicle from damage caused by overload. Battery monitor: the battery voltage is displayed in real time on the LCD screen. Dual LED indicators visually show the current battery status (normal & undervoltage). 12 V use: applies to all 12 V electrical devices within 120 W (12 V 10 A), including tyre inflators, air compressors, heated blankets, AC to DC converters, car fans, portable refrigerators, car coolers, dashcams, inverters, vacuum cleaners, air purifiers and much more. Premium quality: the 2 metre long wire construction offers plenty of comfort even in practical use. Brings a lot of convenience when connecting automotive devices to the 12V cigarette lighter car port without the risk of overheating. 【Warranty】We back it with an 18-month warranty and also provide friendly, easily accessible free lifetime technical support.