Smart Keyless Anti-Theft Door Lock Kit, Stainless Steel, 4 Remote Controls

Smart wireless anti-theft door lock kit for keyless entry, opened by remote control or the spinning roulette. Made of stainless steel with an external mounting plate for firm installation. Remote control distance is 0-20m in open space. Battery powered only, not mains: 4 x 12V 27A batteries for the remote controls and 1 x 23A 12V battery are included, while 4 x AA batteries for the door lock are not included. A backup battery option helps avoid being locked outside. Suitable for home, office, hotel, anti-theft, corridor, wooden and garage doors. Note: the sound cannot be turned off.

What's in the box
1 x Door Lock
1 x Bottom Gusset Plate
1 x Door Bolt Holder
1 x Screw Kit
1 x 23A 12V Battery
4 x Remote Controller
1 x English-Chinese User Manual