DC12V Electromagnetic Lock This is the electromagnetic lock works with DC12V, once powered it will release bolt and push open the door with weight within 0.5-4kg easily. The lock only need to power when open the door, which means it has a very low consumption, it can be used in mailbox, vending machine, cabinet, and it also has a toggle for emergency. Note: power-on duration should not exceed 200ms,or it may damage the coil in lock. Features: Working Voltage: DC12V Working Current: 2A Power-onDuration: <200ms Dimension: 63mmx 49mmx 13mm Weight: 125g