Specification:
100% New
Material: High quality plastic
Input Voltage: 12V-24V
LED Color: Red
USB Output: 5V/3.1A(1a&2.1a)
Comes with Waterproof Cap
LED Voltmeter monitors your car battery
Charge does not affect the normal use of electronic device
Can charge MP3,cell phone,PDA and other devices with the appropriate USB cable
Package:
2 in 1 Dual USB Charger + LED Voltmeter