AKKU 31135: Battery for Philips Sonicare DiamondClean, Li-Ion, 700 mAh at reichelt elektronik
Amazon.com: Electric Toothbrush Battery Replacement for Philips Sonicare Parts HX6300 HX6500 HX6610 HX6700 HX6900 HX9300 Series with Solder Wire, Disassemble Tools Set and Waterproof Stickers 800mAh : Health & Household
2X NEW 800mAh Li-ION battery for Philips Sonicare toothbrush HX6730 9340 | eBay