Work: closed/locked (shut down), unlock (power on) Elastic compared to other similar products, can be applied to doors weighing 0.5 ~ 4kg Emergency release: built-in lock emergency release mode, supports manual emergency unlocking Energy saving: power-on unlocking, operation time less than 1 second; no energy consumption when door is closed Durable: tested for 500,000 cycles with 10-second intervals, coil designed to never burn out Safety: 280kg holding force, resistant to permanent deformation, with anti-vibration and tamper-resistant design Application: suitable for refrigerated cabinets, food distribution counters, logistics cabinets, mailboxes, cabinets, bookcases, meter boxes, wardrobes, vending machines, and more; widely used in schools, mines, factories, supermarkets, logistics centers, military facilities, prisons, courts, hotels, and bathroom centers Installation: compact size, no left/right or front/back orientation required, easy to install and replace; can be mounted on wall side or embedded installation Size: 72*13.3mm Material: metal Color: black Package Contents: 3 * Electromagnetic Lock 3 * Lock Catch Only the above package content, other items not included Note: Light reflection and different displays may cause slight color variation from the actual product. Measurement error allowed within +/- 1-3cm.