6700mAh Large Capacity-Extends the usage time(up to 180 days)of your Tapo battery-powered cameras and video doorbells Compatible with Tapo Cameras and Video Doorbells-Works with Tapo C420, Tapo C400, Tapo D230. More products will be supported in the future Quick Release & Replacement-Easily release or install the battery within minutes Secure Charging with 6-Way Protection-Safeguards your battery from being over-charged, short-circuited, over-heated, and more 5-Hour Charging Time-Get your battery fully charged in around 5 hours with a USB charging cable No Memory Effect-Made of premium lithium ion cells, Tapo A100 offers fully usable capacity and a longer life without memory effect Larger Capacity, Longer LifeExtends the usage time (up to 180 days) of your Tapo battery-powered cameras and video doorbells, freeing you from frequent charging.Works with Tapo Battery Cameras & Video DoorbellsEnjoy solid performance with Tapo C420, Tapo C400, Tapo D230 . More products will be supported in