Smart & Compact Design - Small and compact design with advanced access modes makes it a perfect choice for bedrooms, kitchen and main door. 360° FINGERPRINT RECOGNITION : Fingerprints once registered, the sensor recognizes up to 99 registered fingerprints at any angle. PIN CODE : Register up to 99 unique PINs. Save a password of 4 to 9 digits for enhanced password strength. MECHANICAL KEY : In case of emergency, the lock can be opened with the mechanical key. ANTI-PRANK ALARM : The lock stops functioning for 3 minutes after 3 failed attempts and generates a series of alarms. Low battery indication - A beep sound alerts you in advancewith an LED indication to replace the battery. ADJUSTABLE SPY CODE : Random numbers can be added before or after the password in the presence of strangers thereby maintaining password secrecy. APPLICATION - Suitable ONLY for Wooden Doors. Main Doors, Internal Doors in Commercial or Residential Setup. Suitable for Right or left, inside /outside opening doors with door thickness 35 mm to 65 mm. NOT SUITABLE FOR METAL DOORS, DOUBLE DOORS, SLIDING DOORS, GRILL GATES.