1S 3.7V 3400mAh Li-ion battery with PH 2.0 2pin connector 5200mah Philips Norelco AT811

Philips Norelco AT811

It is compatible with the earlier generations of the Philips Sonicare toothbrush models

Protected cells are longer than standard unprotected 21700s — please check device compatibility before purchasing

Load Short circuit protection & temperature protection

1S 3.7V 3400mAh Li-ion battery with PH 2.0 2pin connector 5200mah Philips Norelco AT811These 3. 7V lithium ion battery pack is commonly used in various portable electronic devices such as CCTV, alarm systems, tablets, handheld lighting, portable speakers, handheld gaming consoles and many more. It provides a reliable power source for these devices, allowing them to operate efficiently without being tethered to a power outlet. Additionally, these battery packs are also used in small hobby projects, remote controlled toys, and some low