Warranty: 12 Months if purchased through bargainshore- VMAX Authorized Amazon Seller. VOLTS 12V AMP HOURS 100AH WEIGHT 73LB SIZE :12.9″w x 6.8″d x 9.8″h; BCI Group Code: 31 12V Backup battery with built in: Solar controller, LED/DC & USB outputs!!! This 100ah battery is the ideal source for power back up. Use it as any other power backup 12V battery. PLUS You can charge your phones through the built in USB outputs. Recharge it with an AGM charger or you can use a 150-200W solar panel in cases on prolonged power failures. Solar controller is built in!!! You can also plug in optional LED lights if needed to. Optional accessories: LED lights, solar panel connecting cables, cigarette lighter adapter are all available at vmaxtanks if needed. Recommended Charging Options: Solar Panel: 200W Max, 15V-18V with MC4 plug. AC Chargers: Any Quality Brand AGM- Smart & Microprocessor controlled- charger with the recommended specs above can be used. The VSG12-100 is the smart solution to provide portable DC power for backup or outdoor use. With its Plug-In design, no wiring, controllers or inverters are needed. Up to 200W solar panel with MC4 plug can be used to recharge the VSG12-100 generator via the MC4 to 2Pin cable adapter (optional) If need to, the VSG12-100 generator can also be charged using an AGM compatible 8A-30A AC charger.