Product details:

Long-Lasting Backup Power: 6,500 mAh capacity, up to 6 months of use from a single charge.. Easy to Install and Remove: Intuitive clasp is designed to be simple and quick to use.. Charge with USB-C: Power it up with the same cable you use for other devices.. Official Accessory: Works with eufy Video Doorbell E340..,,eufy SecurityLong-Lasting Backup Power: 6 , 500 mAh capacity, up to 6 months of use from a single charge.
Easy to Install and Remove: Intuitive clasp is designed to be simple and quick to use.
Charge with USB-C: Power it up with the same cable you use for other devices.
Official Accessory: Works with eufy Video Doorbell E340.