1. Real Time Monitoring Voltmeter
Combined dual USB interfaces and LED digital display voltmeter into a combo. With built-in intelligent voltage monitor, 2-in-1 voltmeter is able to show you an accurate voltage value at anytime while you're driving, helping you to easily notice the battery running condition.

2. USB Fast Charging - Wide Application
Adopted high tech of 2.1A USB fast charging port, it's able to auto select the needed current to charge your mobile devices. Perfect for most brands of Smartphones (iPhone / Samsung / Sony / HTC / Huawei / LG / XIAOMI...), Tablets, GPS, MP3 / MP4 / PSP, digital camera and other USB-devices.

3. Wide Operating Voltage Range
It is specially designed to steadily work at the operating range of 12~24 volt, while its transient voltage is tested up to 38V, suitable for most SUV, ATV, UTV, Scooter, Snowmobile, Street Bike, Car, boat, Marine, camper, etc.

Specification:
Voltage: Input 12~24V DC, Output: 5V 2.1A, 5V 2.1A
Interface: dual USB ports
Material: Copper + ABS plastic
Wide Application: cars, motorcycles, ATVs, SUVs, UTVs, Boats, etc
Multi-purposes: supply power for cellphones, tablets, GPS and other USB-devices