OS8816BLE Bluetooth Smart Door Lock, Mobile Phone APP Remote Unlock, Zinc Alloy Material, with Mechanism Keys

Features
1. Emergency turn on: Mechanical key is turned on.
2. Backup power: 5V USB external power supply, 4 x AA batteries (not included).
3. Channel mode: Can be set to normally open mode.
4. Bluetooth Users: 300 Groups.
5. Password capacity: 1 group management password, 49 group user passwords.
6. Card capacity: 1 management card, 199 opening cards.
7. Working hours: 4 1.5VAA batteries, 10 times a day, 1 year life.
8. Standby power consumption: =<30mA.
9. Installation method: DIY easy to install without line.
10. Applicable categories: Wooden doors.
11. Applicable door thickness: Standard: 38mm-55mm (optional 30-35 door thickness).

Package List
1. Front panel x 1
2. Rear panel x 1
3. Rear handle x 1
4. Front handle x 1
5. Waterproof rubber pad(front and rear) x 1
6. Lock latch x 1
7. Lock rods x 3
8. Screw Accessories x 1
9. Buckle box x 1
10. Buckle panel x 1
11. Key x 1