Features:
* Dual core and dual system, open faster, response quicker.
* Two different ways to open and close, with the remote control and the spinning roulette.
* Easy and firm installation with the external mounting plate.
* Mute lock/unlock operation: Open/close lock has no "DiDi" prompt sound, but when the battery is low there is "DiDi" prompt alarm sound.
* Once the main batteries are depleted, you can use the backup battery, no worries about dead battery and be locked outside.
* Remote controls with digital conversation system, it cannot be decoded or duplicated. Anti-theft and bring you safety.
* Made of stainless steel, provide long service life, very strong and steady. Power saving and low battery consumption.
* The bottom panel design makes installation easier and more stable.
* Ideal for office, home, hotel, anti-theft door, corridor door, wooden doors, garage door, etc.

Specifications:
Remote Control Distance: 0-20m(open space)
Power Supply: 4* 12V 27A Battery for Remote Control (included), 1* 23A 12V Battery (included) & 4* AA Battery (Not Included) for Door Lock
Unlock Current: 120mAh
Battery Life: 4 batteries last for 16 months in standby mode
Working Temperature: -10-60
Working Humidity: 20%-80%
Lock Tongue Moving Distance: 22mm
Material: Stainless Steel
Item Size: 137*77*37mm/5.39*3.03*1.45in
Item Weight: 670g/23.67oz
Package Size: 23.0*17.0*6.5cm/9.05*6.69*2.55in
Package Weight: 1056g/37.24oz

Package List:
1* Door Lock
1* Bottom Gusset Plate
1* Door Bolt Holder
1* Screw Kit
1* 23A 12V Battery
4* Remote Controller
1* English-Chinese User Manual