Model: GA3015R 
Input: AC 100~240V  
Output: 13.8V 1.8A Suitbattery: 12V 7-17Ah  
Charge mode: 5 stages(MCU build-in)  
Charge indicator: Red,charge/Green,over Reverse polarity

protect: YES  
Safety: CE cUL approved

Size: 117 x 61 x 36mm

With auto recovering sulfated or under-charged battery function.