- 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            
 - Current Display,Over-charge Protection: Display the current detected by   the 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/GPS, 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: Black