Features:
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
Specifications:
Host Machine: Power Supply: 2*AA batteries (not included) Transmission Frequency: 433MHZ(±500KHZ) Operation Range: 15m Unlock Mode: Remote control unlock& indoor button unlock & Tuya APP remote control ( Optional ) Item Size:15.5*9.5*3.5cm
Remote Control: Battery(Each):1*CR2032 3V ( included ) Standard Number: 4 (included) Max Controller Number: 16 (not included) Function: Lock &unlock
Packing List:
1 x 019 Tuya Lock;
4 x Remote Control;
1x WiFi adapter; ( Optional )
1 x Installation Accessory Kit;
1 x English User Manual.