External Hard Drive Adapter and Dock -Heavy Duty Multi-Function Linear Actuator Highlights Generic Brand Heavy-Duty Multi-Function Linear Actuator Description: This miniature linear actuator is used for industrial, agricultural machinery, construction, clean vehicles, ships, trucks, etc. freighters, airplanes and many other applications. It can replace hydraulic and pneumatic products to save energy consumption. Using DC motor drive screw rod, small size, widely used. The telescopic rod can be stopped anywhere in the process and it will stop as long as the power is off. The motor has positive and negative poles. Replacing the electrode entry channel may change the direction of rod stretch. Aluminum alloy, compact structure, light weight, built-in micro switch can automatically stop the process. Specification: Material: Aluminum Alloy Input Voltage: 12V DC Working Frequency: 20% Speed: 3-40mm/s Load Capacity: 100N-1500N (22-331lbs) 200mm/7.9inch Stroke: Length: Approx . 320mm / 12.6inch Package includes: 2 pieces of linear actuator motor