Smart Door Electronic Lock

This link sells two locks:
Tuya lock: Tuya Bluetooth-compatiable version. Unlocking method: outdoor IC card+tuya app+indoor button unlocking, remote unlocking requires a customized tuya gateway
TTlock lock:TTlock Bluetooth-compatiable version. Unlocking method: outdoor IC card+TTlock app+indoor button unlocking, remote unlocking requires TTlock HUB

Product description:
1. Indoor wooden door lock, no need for punching, no need for measurement, no need to distinguish direction
2. Outdoor IC card unlocking, Bluetooth-compatiable APP unlocking , indoor button unlocking
3. Multiple colors, black, silver
4. Suitable for indoor non-metallic doors
5. Install a genuine invisible lock on the inside of the door that cannot be seen from the outside
6, 4 * AA dry battery power supply, low consumption with a one-year battery life, and voice prompts to replace the battery when the battery is low
7. When the battery is low, the latch automatically retracts and cannot be closed until the battery is replaced
8. Automatic locking of door closing, magnetic closing lock
9.TTlock lock has normally open mode, while tuya lock does not have normally open mode

Product parameters:
Name: Indoor invisible intelligent Wood door lock
Material: flame-retardant ABS+stainless steel locking tongue
suitable for:only Wooden doors
Style: Magnetic lock
Unlocking method: outdoor IC card unlocking, indoor button unlocking,  APP unlocking 
Closing the lock: The closing principle of a magnetic lock relies on magnetic attraction. Only when the lock tongue and lock buckle are facing each other will the lock tongue be attracted by the magnetic force, thus closing the lock
IC card sensing distance: 50mm
Lock body size: 183.4 * 71.4 * 30mm
Lock buckle size: 110 * 30mm
Lock buckle: The height of the lock buckle can be adjusted by 21-25mm
Applicable to door thickness:<60mm
Power supply method: 4 * AA dry battery, battery life of one year, low battery reminder for battery replacement and automatic latch release

The package includes:
Lock * 1
IC card * 3
English instruction manual * 1