ThorBolt Keyless Entry Door Lock Fingerprint Door Lock with Keypad Biometric Door Knob Auto-Lock for Interior Doors Thickness up to 2-1/4"" Bedroom Home Office Garage 4xAA Alkaline MD1 Black

MD1 takes indoor room security to the next level. The robust and stylish body is constructed by rigorously selected Aluminum and Zinc Alloy materials. Unlike any traditional door knob MD1 enables you to manage up to 100 passcodes and 100 fingerprints opening up multiple possibilities for various use cases. In addition settings such as Passage Mode Auto-Lock and Anti-Peep passcode deliver ultimate convenience for day-to-day use. With our power-saving technologies 4 AA batteries are able to provide up to 1 year of battery life. You may finally be able to put your keys away and use them as backup.