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Amazon.com: Blomiky 7.4V 600mAh Li-ion Rechargeable Battery Compatible with Some Gel Water Ball Blaster and WPL C24 D12 RC Truck / D12 Battery 2 : Toys & Games
Amazon.com: 7.4V 850mAh Lipo Battery with Mini Tamiya Plug for 1/18 Scale 9300 9301E High Speed Remote Control Car 2 Pack with USB Charger : Toys & Games
1200mAh 7.4V 14500 SM Plug 15C Battery For RC Drone Electronics 54*28*14.5MM | eBay
Battery Catro Lipo 7,4V 500mAh
7.4V 1200mAh Li-ion battery 14500 SM/JST for Electric Toys water bullet gun toys 7.4V Rechargeable Battery for Vehicles RC toy - AliExpress