Specfications:
Smart IC for auto-voltage detection
2-port USB for simultaneous charging
3-port full function car socket
3.1A high capacity ampere for fast charging
Easy On/Off switch control with LED indicator
Voltage warning flash-display under 12V
Piano surface treatment process
Overvoltage and overcurrent safety protection
Input: DC 12 to 24V
USB output: 5V, 3.1A (total)
USB output breakdown: 2.1A