Description: Aluminum alloy, compact structure, light weight Built-in micro switch,Low noise design Telescopic rod will stop as the power is off. It can be replaced by hydraulic, pneumatic products ideal for saving energy consumption. This miniature linear actuator is using for industrial, agricultural machinery, construction, clean sweeping vehicles, vessels, cargo and many other applications Specification: Material: Plastic+stainless steel Color: Black Voltage: 12V/24V DC Working frequency: 10%-20% Stroke Length: 100mm/3.94 inch Thrust(Max)?8000N Package Includes: 1 Piece Linear Actuator