2 Pack Battery for eufy S330 S230 S220 E330 Security Video Smart Door Lock

2 Pack Battery for eufy S330 S230 S220 E330 Security Video Smart Door Lock

• 10,500 mAh Large capacity ensures long running time continuous operation
• Fully compatible with eufy Security S220 S230 S231 S330 E330 3-in-1 Video Smart Door Lock E31 and Smart Drop, T8520 T8520S T8520J11 T8531 E8531JY1 T8520T11 Security Smart Locks
• 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