YDME50 (DEAD LOCK) – PIN CODE, RF CARD, & MECHANICAL KEY RFID Card Door Lock System Chennai The Yale Digital Door Locks Collection! Smarter Solutions for your home. YDME50 (Dead Lock) is a Smart Digital Door Lock with multiple modes of access such as PIN Code, RF Card, & Mechanical key and it comes with strong security features. Features & Benefits: 3 in 1 Access Lock (PIN, RF Card & Mechanical Key) Low Battery and emergency power Mechanical key override Anti-Panic egress Technical Specifications: Dead bolt Lock Type Register Up to 30 RFID Cards Register Up to 78 Pin Codes Mechanical Keys : 2 Keys Front Body 37.97 (D) X 70 (W) X 170 (H) mm Back Body 25.48 (D) X 70 (W) X 179 (H) mm Door Thickness : 35-55mm Wooden Doors