Function: closed/locked (power off), unlock (power on) Elastic compared to other similar products, can be used on 0.5~4 kg heavy doors. Emergency opening: hook lock emergency opening position, can be used as a manual emergency opening function. Energy saving: power on for unlocking, the time is less than 1 second, normally the door consumes no energy when not closed. Durable: continuous 10-second test interval 500,000 times, so the coil never burns. Safety: 280 kg holding force, it is not easy to produce significant permanent deformation, with anti-vibration and tamper design. Application: Refrigerators, food vending counters, distribution logistics cabinets, mailboxes, cabinets, bookshelves, meters, cabinets, wardrobes, automatic machine sales, etc., widely used in schools, mines, factories, supermarkets, logistics companies, troops, prisons, courts, hotels, bathroom centers and other places. Installation: Small size, no left and right and front and back to distinguish, easy to install and replace, both to be installed on the side of the wall can also be integrated installation; Size: 72 * 13.3 mm Material: metal Color: black Package contents: 3 * Electromagnetic lock 3 * Lock handle. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.