Input voltage:DC 12 -24 V sharing use 

Input 31-32 V ,LED will be  off, output will be cut off

The higher :35 V,below 31 V ,use normal

USB 1: Iphone  special port 5 V /2.4 A

USB 2: Android special port 5 V /1 A

USB port : single side insert

Over current protection: USB port  2.8 A ± 0.3 A

LED lighter indicator: white

Shell: Aluminum alloy + ABS