... 6V-12V lead-acid batteries,Max: 4A,OUTPUT:6V-12V DC 2.8A,Battery capacities:10-60AHR,Float charging,Wrong connect ... protection,Short-circuit protection,LEDs signs charging process,High temperature fuse protect,With automatic protector inside,ABS plastic case, 1.4M ... feet container: 6770PCSsafe marks:CE ROHS Plastic outer covering charger DC