LY-202( 2-Master- 2-Slaver) Features: 1.Unique design with double slide; durable and never get stuck 2.Ultrasonic soldering, water and dust proof 3.High torque and strong electromotor 4.Using wires and materials with UL accreditation 5.Using plugs/socket compatible with alarm system patible with all cars & alarm system Technical Data: Voltage: DC12V Temperature: -30 0C ~ +80 0C Current consumption: 0.15 ~ 2.22A Endurance (up & down): 100,000 times Push & pull force: 4kgs Travel distance: 30 mm