Biometric Fingerprint Digital Smart Lock Yale YDM4109

  • Yale YDM 4109 Digital Fingerprint Door Lock features a one-touch fingerprint verification method
  • Suitable for 40-80mm thick wooden doors
  • Emergency mechanical key
  • Voice guide feature
  • Anti-panic outlet with safe handle
  • Break-in and damage alarm
  • Low-battery alarm and emergency power supply terminal



  • Motorized European Standard DIN Mortise Lock
  • Backset: 60mm
  • Door Thickness: 40 to 80mm
  • 4 x AA batteries alkaline
  • Emergency Power: 9V battery
  • Available for wooden and steel doors
  • Operation temperature: -15 to +55C