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, robust lock construction, 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 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 lock tongue distance for flexible installation. Item Type: Electric Strike Door Lock Lock Tongue Structure: Zinc alloy die casting Holding Strength: 300kg thrust Voltage: DC 12V Current: 12V / 280mA Adjustable Lock Tongue: Yes Suitable For: Wooden door, Metal door 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% Lock Body Treatment: High temperature resistant Security Type: Power-off to lock Color: Silver Material: Metal Dimensions: 11 x 2.5 x 3 cm Package Contents: 1 x Electric Door Lock Note: Other items not included. Lighting and display differences may cause slight color variations between image and actual product. Measurement tolerance: +/- 1-3 cm.