1、The three unlocking methods include mobile APP, password and card swiping. Multifunction machine, WG26-44 output and input. Touch buttons, more flexible. 2、One‑click connection to Bluetooth to open the door, can realize intelligent linkage with other for Tuya‑supported products. Can be connected to an external wired doorbell(not include wired doorbell). 3、For Tuya APP intelligent management, you can view unlock records, add and delete users. After the card is lost, use the keyboard to delete the card number, completely eliminate security risks. 4、The inside is fully sealed with PE glue, which is not afraid of rain, and the IP66 waterproof level is safer. Mobile phone Bluetooth connection to for Tuya gateway can realize remote door opening (not include gateway). 5、1000 Large‑capacity users (management user: 2, visitor user: 10, card/password user: 988). The door can be opened with a password that has nothing to do with the card, and the user can modify the password by himself. 6、After illegal disassembly, the alarm sounded. Output short-circuit protection, when the electric lock or alarm output is short-circuited, the output will be automatically turned off within 100 microseconds.