● Interior Door Lock                   
● Support Passcode, Fingerprint and Key unlock                   
● Working Voltage: 6V DC, 4 AA Batteries                   
● Alloy Material                   
● Store up to 100 user passcode, 4-8 digit code combination                   
● Anti-peep touchscreen                   
● Alarm when battery low                   
● LED Backlight Keypad                   
● Support door thickness 1.5 to 1.9 inc