Tianneng TNE12-25 12V 25Ah Deep-Cycle AGM GEL BatteryMeet the Tianneng TNE12-25 12V 25Ah Deep-Cycle AGM GEL Battery. This is a sealed lead-acid (SLA/VRLA) rechargeable battery rated at 12V with a 25Ah capacity. It uses maintenance-free, spill-proof construction. People use it for steady backup...