Strong & Safe to UseThe electric magnetic lock is mainly used carbon steel material, the latch can bear 150kg tensile force. Excellent functionIt is energy saving and had a long service life. Shockproof, anti-prying and anti-theft. Built-in unlock status detection. Compact and easy installation The product is small in size, easy to install, no left, right, front, back side limitation and allows mechanical unlock position. Self-elastic design Elasticity adjustable, suitable for the weight 0.5 ~ 4 kg door. Wide application The electronic lock is suitable for centralized control cabinets such as cabinets, mailboxes, cabinets, logistics cabinets, filing cabinets, meter boxes, cabinets, vending machines, mobile phone cabinets, shoe cabinets, etc. Widely used. in schools, community logistics, hotels, factories, swimming centers, banks, supermarkets and other places. Electromagnetic lock is a mechanical lock controlled by the relay. The lock works when the circuits are disconnected, and it unlocks when it is turned on immediately. Specifications: Main Material: Carbon Steel Surface treatment: plated electrophoretic paint (neutral frog experiment over 500 hours) Working mode: Independent type (Power off and close the door-locked; Power on-unlocked) Electrical parameters: DC 12V 2A Mechanical life: In design load condition, about 500,000 times Electromagnet life: In rated working condition, more than 1000000 times Lock hook strength: 150kg force (no permanent deformation) Ambient temperature: -40~60 Size: Approx. 5.9 x 7.3 x 1.3 cm / 2.32 x 2.87 x 0.51 inch Package weight: 170g the package contains: 1 x electric lock (with detection switch)