WiFi Wireless Smart Remote Control Electric Lock Invisible Keyless Entry Lock

  
No lock hole design, it completely abandons the traditional key and lock, in the fully opened and closed by remote control, realized the real security. Add USB external power source function. Make sure the lock works when battery (not included) was dead. Two unlock modes optional: Remote control unlock & indoor button unlock &. Tuya APP remote control (Optional). Easy installation on all kind of doors.

Host Machine: Power Supply: 2AA batteries. Transmission Frequency: 433MHZ(±500KHZ) Operation Range: 15m Unlock Mode: Remote control unlock& indoor button unlock. & Tuya APP remote control (Optional). Item Size:15.59.53.5cm.

Remote Control: Battery(Each):1CR2032 3V (included) Standard Number: 4 (included) Max Controller Number: 16 (not included) Function: Lock &unlock. 1 x 019 Tuya Lock. 1 x Installation Accessory Kit. 1 x English User Manual.