Check the listing for details. DC 12V 0.54A 4.5mm Push Pull Type,Mini Electromagnetic Solenoid Lock. Condition: New. Listed at 14.03 USD. Description:- Easy to install for the electric door lock or other automatic door lock systems with the mounting board.- Widely used for the cabinet lock,locker locks,file cabinet locks ,luggage locks,electric locks,door locks,solenoid locks,drawer,newspaper boxes lock,locker electromagnetic. Specification:- Voltage & Current : DC12V 0.54A- Stroke & Force : 4.5mm, 1.2N- Action Type: Push Pull- Energized Forms: Intermittent- Plunger Bar Dia: 4mm / 0.16 inch- Body Size: 20 x 16 x 13mm / 0.79 x 0.63 x 0.51 inch (L*W*H)- Mounting Hole Dia: M4- Mounting Hole Distance: 20mm / 0.79inch- Package Content : 1 x Electromagnet Solenoid Lock Instructions for Use: - When the circuits is charged, the lock tongue will pull back and the door will be unlocked.