Strong Safe to UseThe electric magnetic lock is mainly adopted carbon steel material, Latch hook can bear 150kg traction. Excellent FunctionIt is energy-saving and had a long lifespan. Shockproof, anti prying and anti-thef. Built-in unlocking status detection. Compact and Easy InstallationThe product is small in size, simple to install, no left, right, front, reverse side limitation, and allowing mechanical lash-up unlocking position. Self Elastic DesignElasticity adjustable, suitable for weight 0.5~4kg door. Wide ApplicationThe electronic lock is suitable for centralized control cabinets such as lockers, letter boxes, lockers, logistics cabinets, filing cabinets, meter boxes, lockers, vending machines, mobile phone cabinets, shoe cabinets, etc. Widely used in schools, community logistics, hotels, factories, bathing centers, banks, supermarkets and other places. Electromagetic lock is a mechanical lock controlled by the relay.The lock works as the circuits disconnects, and it will unlock as the instant power-on. Specifications: Main Material: Carbon Steel Surface Treatment: Plated Electrophoretic Paint (neutral frog experiment over 500hours) Work Mode: Independent type (Power off and close the door-Locked; Power on-Unlocked) Electrical Parameters: DC 12V 2A Mechanical Life: In Designing Load Condition, about 500000 times Electromagnet Life: In Rated Working Condition, more than 1000000 times Strength of Lock Hook: 150kg force (no permanent deformation) Ambient Temperature: -40~60 Size: Approx. 5.9 x 7.3 x 1.3cm / 2.32 x 2.87 x 0.51inch Package Weight: 170g Package Included: 1 x Electric Lock (With Detecting Switch)