MIGHTY MAX BATTERY 8.4V NiMH 1600mAh Replaces HK Licensed Airsoft UMP45 Gearbox CQB SMG MAX3440282 - The Home Depot
Golden Eagle/JG 8.4v 1100 mAh NiMH Battery and Charger with Mini Tamiya Jing Gong Airsoft Battery and Charger Package AEG Battery 1100 - High Speed BBs