Fit for drawer, cabinet, window or safe box high secure and more easy to operate connect to a stable power supply and which open when it is energized Voltage: DC12V Current : equal 0.8A Working mode: power on unlock, power off lock Unlocking time: It is recommended to control in 0-10 seconds Extension length: 10mm Lock Size: 55 x 40 x 28(mm) Colour:As shown Material:Metal type:B Package Contents: 1 x electromagnetic lock(with buckle) Only above package content, other products are not included. Note: Light and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.