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 application range. Embedded installation made from high-quality materials with advanced processing technology for electromagnetic components. Customization available for special lock requirements. No residual magnetism during prolonged 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 (661lbs) thrust Voltage: DC 12V Current: 12V / 280mA Feature: Adjustable Lock Bolt Suitable For: Wooden doors, Metal doors Temperature Rise: Lower than room temperature +20°C Operating Temperature: -10°C to +55°C (14°F to 131°F) Operating Humidity: 0% to 95% non-condensing Lock Body Treatment: High-temperature resistant finish 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: Light and display settings may cause slight color variations between the image and the actual item. Measurement allows an error of +/- 1-3cm.