- 100% brand new and high quality

 - LED indicator light: blue LED ambient light, convenient to plug in charging cable

 - Dual USB ports total  4.2A. Each  2.1A 2 USB Ports

 - Battery Voltage and Current Display : Display the voltage of Car battery while no charging

 - Display charging current when phone is charging. Let you always keep battery state of health

 - Built In LED Voltmeter For Battery Health Monitoring

 - LED turns on when plugged into a power source

 - Current Display, Over-charge Protection

 - Display the current detected by Intelligent circuitry while charging

 - Intelligent circuit design   protects against short circuiting, over-heating, over-currents, and over-charging

 - Wide Compatibility, suitable for most phones/tablet pc/navigator/PDA/MP3/MP4 and many more

 - Overcharge Protection For Charging Safety

 - Material: Aluminum alloy+Plastic

 - Input Voltage: DC12V-24V

 - Output Voltage: 5V

 - Output Power: 120W

 - Output Current: 3100mA max

 - Work Temperature: 0~40℃

 - Size: 33*59mm

 - Color: Gold, Silver, Blue, Red, Black

Included in this package:

   - 1X Voltemter