Suitable for office buildings, stainless steel doors, steel doors, wooden doors, fireproof exit doors, and main access doors of communities. Mortise mounted with a sleek design, large lock body, and wide range of applications. Embedded installation made from high-quality materials with advanced processing technology for electromagnetic components. Customization available for special lock requirements. No residual magnetism during extended operation. Locking time is controlled by power supply. Easy to install and user-friendly. Dual unlock mode: switch up (power off / NC), switch down (power on / NO). High strength and hardness, constructed from thick stainless steel with built-in copper coils. Adjustable latch bolt distance for flexible installation. Item Type: Electric Strike Door Lock Lock Bolt Structure: Zinc alloy die casting Holding Strength: 300kg Voltage: DC 12V Current: 12V / 280mA Adjustable Latch Bolt: Yes Suitable For: Wooden door, Metal door Temperature Rise: Lower than room temperature +20C Operating Temperature: -10C to +55C (14F to 131F) Operating Humidity: 0% to 95% non-condensing Lock Body Treatment: High-temperature resistant coating Security Type: Power-off to lock Color: Silver Material: Metal Dimensions: 11 x 2.5 x 3cm Package Contents: 1 x Electric Door Lock Note: Other items not included. Slight color variations may occur due to lighting and display differences. Measurement error allowed within +/- 1-3cm.