product | ttlock APP administration card password smart remote access door lock |
material | back rim lock: nickle plated iron front panel: alluminum alloy + acrylic |
why choose this lock | no need to change the old lock. no need to drill a new hole. simply install this new one by renovative way. |
unlock way | ttlock app (strongly suggested) / password / card (have normal fingerprint version option, check our product list for detail) |
door close sensor | lock the door immediately after the door closed. better security to avoid follower. |