70000mah/25.9wh 3.7v Battery for Security Video Doorbell E340 Rechargeable Lithium-ion Backup Battery with Type-C Charge Cable Upgraded

* 7000mAh Large capacity ensures long running time continuous operation
* Fully compatible with eufy Video Doorbell E340/C31 only
* Extra battery backup, no need to wait for charging when the security video smart lock is low on power, providing uninterrupted
  protection for your home security
* Integrated intelligent control chip, built-in overcharge, overdischarge, overvoltage, overcurrent and overheat protection.
  Multi-circuit protection to ensure safe and stable use
* We provide 12 months technical support, if you have any questions about this battery, pls contact us at any time you need, we
  will be happy to serve you.