YDM3109 (MORTISE LOCK) – PIN CODE, PROXIMITY CARD KEY, MECHANICAL KEY & REMOTE CONTROL (OPTIONAL) Smarter Solution for your home. High-tech Proximity Card Digital Door Lock with strong security features. Features & Benefits: Proximity card identification Easy registration of keys Missing key invalidation Scramble code Mechanical cylinder applied Break-in damage alarm Automatic lock mode Electronic shock resistance Remote control (Optional) Technical Specifications: Mortise Lock Type Type Promixity Cards: 4 (Up to 40 cards) Mechanical keys: 2 Keys Pin code: 6-12 digits Color: Silver/Golden Outside trim dimension : 27mm X 68.6mm X 306.6mm (w/o lever) Thickness : Suitable for 40-80mm thick wooden doors Backset : 60mm