Features:

　　*No hole design,open or close with a remote control, completely overcome traditional lock's shortcomings,realized real security.

　　*Dual Circuit,dual system, work Independently.Using standby system to unlock when main system is broken down.

　　*Two lock/unlock modes optional: Remote control lock/unlock , indoor touch manual switch lock/unlock.

　　*When the battery is low,buzzer alarm, means that changing batteries is necessary.

　　*No drills needed, easy installation on all kind of doors,very convenient.

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　　Specifications:

　　Host Machine:

　　Item Type:Invisible Lock

　　Color: Black

　　Transmission Method: Wireless, Touch

　　Transmission Frequency: 433.92MHZ(±50KHZ)

　　Operation Range: Within 15m

　　Unlock Mode:RemoteKey/Touch

　　Power Supply:4*AA batteries (not included)

　　Battery Life: can be used for 6 months (main system using 20 times per day)

　　Material:Stainless Steel + Plastic

　　Item Size (With Lock Catch): Approach. 17.7 * 8.2 * 3.5cm

　　Item Weight (With Lock Catch): Approach. 534g

　　Remote Controller:

　　Standard Number:4pcs

　　Power Supply:1*3V CR2032 button battery (included)

　　Function: Lock ,Unlock

　　Controller Registeration Number:Max. 20pcs

　　Item Size (Per): 6*3*1cm

　　Item Weight (Per): 25g

　　Package Information:

　　Package Size: Approx. 31 * 24.5 * 5.7 / 12.2 * 9.64 *2.2in

　　Package Weight: Approx. 1076g/2.37lb

　　Package List:

　　1* Main Lock

　　1* Installation Board

　　1* Lock Catch

　　4* Remote Controllers

　　1* Bag of Mounting Screws

　　1* User Manual (English)