Description: 1. Used for locking door, drawer, sell-machine, storage shelf, file cabinet and etc. 2. The lock works as the circuits disconnects, and it will unlock as the instant power-on. 3. Small size, light weight, sensitive response, simple control, saving energy and electricity. 4. Unique design, easy to install, convenient disassembly. 5. The red and black wires are the power cables of the electromagnetic lock, regardless of the positive and negative poles. Specification: Material: Steel Size: 20x16x13MM/0.79x0.62x0.51inch Package Includes: 1 Piece Electromagnetic Lock Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor
