Lithium Polymer USB Charger and Battery - Retail - RTL-09876 - SparkFun Electronics
7.4V USB Charging Cable RC Lipo Battery Charger with SM-3P Connector for Remote Control Cars, Toys Drones Planes Boats and Hobby Device (Fast and Efficient), Intelligent Circuit Control Power Off: Amazon.co.uk: Toys
Universal 7.4V Lipo RC Battery USB Balance Charger 800mA and Cable
USB LiPoly Charger - Single Cell (PRT-12711) — Cool Components
7.4V Lipo Li-Ion RC Battery USB Balance Charger 800mA and Cable - UK Seller | eBay