Brand New And High Quality Used For Wooden Door Or Aluminium Door 2 Kinds Of Code(Master Code And User Code) Easy To Installation Or Replacing Exit Lock By Any One Opened By Code. Uses Emergency Override Keys (3 Non-Bump Mechanical Key Included) To Open Lock For Emergency Occasions When In Low Power Supply, Supply (6V DC) To The Power Jack To Activate The Lock (Or Use Emergency Override Keys) Requires 4 AA 1.5V Alkaline Batteries, Battery Included Service Life Of Battery: Approx. 20,000 Times (Up To 1 Years, Till The Alarm While Unlocking You Need Replace The Battery Within 10 Days) Can Store 9 Groups Of Different Codes Alarm When The Battery Low Can Be Supplied By Outside Power Alarm If Error Code Entered

• Doors Fit:35mm To 50mm Thick, Suitable For The Doors Which Trepanning Size Is 55- 60mm
• Static Current:≤10uA Dynamic Current:≤400 MA
• Battery: DC 6V Or 4X1.5V AAA
• Outside: Length Is 7 7/8" Width Is 2 1/2" Depth Is 1" Latch Center To Top Is 4 1/2" Latch Center To Bottom Is 2 3/8" Standard 2 3/8" Backset
• Inside: Length Is 4" Width Is 2 1/4" Depth Is 3/8" Latch Center To Top Is 2 1/4" Latch Center To Bottom Is 1 3/4"

Doors Fit:35mm To 50mm Thick, Suitable For The Doors Which Trepanning Size Is 55- 60mmUnbranded