2s Water Gun Lipo Battery 7.4V 1400mAh 25C 501855 for M4/AK AKKU Mini Airsoft BB Air Pistol Electric Toys RC Parts with SM Plug - Price history & Review | AliExpress Seller -
7.4v 2200mAh Lipo Battery for Water Gun 2S 7.4V battery for M4/AK AKKU Mini Airsoft BB Air Pistol Electric Toys RC Parts #101mm - AliExpress