Upgraded 800mAh 3.7v Li-ion Electric Toothbrush Replacement Battery Compatible with Philips HX9360 HX6340 HX6610 HX6970 HX6511 HX6711 with Extra Rubber Seal
Battery Replacement Guide for Philips Sonicare DiamondClean Toothbrush - YouTube
New Battery For Philips Sonicare Flexcare,flexcare+,healthywhite,diamond Clean,hx9330,hx9340,hx9350,hx9360,hx9370 3.7v 800mah - Digital Batteries - AliExpress