TTlock Bluetooth installation free smart lock

SMART LOCKING- Tum your smartphone into your key. The Smart Lock allows you to lock and unlock your door-no maltter where you are.

AUTO LOCK AND UNLOCK-When you return home and walk up to your door,Auto-unlock will unlock your door thanks to geo-fencing(onceyou and your phone is close to the door),so you don't need to fumble around with keys, Ability to enable auto-lock when the door closes.

GRANT ENTRY FROM EVERYWHERE-Send secure keysto friends, family or people you trust instantly, all from the Access app. Manage andschedule access any time.

HASSLE FREE INSTALLAT1ON-The Smart Lock is easy to install over the existing cylinder on the inside of your front door so you can keep anduse your original keys.

Materials:PC+ABS

Body size:111.6 x59x73.2 mm

Body weight: 253g(battery included)

battery: CR123A Battery x2

Battery life: About six monthsIndoor only

Support Os: i0S 11+, Android 5.0+Bluetooth 5.0

Communication mode

Operating temperature:-10°C~45°C

Relative operating humidity: 10%~90%

Use environment: Indoor only