Keyless Entry Door Lock - Smart Deadbolt Lock with Bluetooth App, Electronic Keypad, IC Card, Spare Keys, Security Waterproof Smart Lock Easy Install USB Ideal for Home Use, Apartment, Office, Hotel
- ... The Smart Door Lock has a low battery alert function. You also can check the battery power on the APP to remind yourself to replace the battery..
- 【Easy Installation & Quality Promise】The Electronic Smart Lock has no need for drilling and expensive locksmiths, just with a screwdriver, follow the instructions and videos, you can install the Smart deadbolt lock easily. Please make sure your door size meets the installation specifications, and the L/R side has different install methods, you could follow the tips in the video. If you have any questions, please let us know, we provide 12-months quality promise and 24-hour online service..