Item Type: Reciprocating Linear Actuator_x000D_ Material: Aluminum alloy_x000D_ Plug: US plug 100-240V_x000D_ Motor Voltage: 12V_x000D_ Amplitude: 10-130 Swing_x000D_ Speed Regulation: Adjustable 1Stable Cycling: High strength swing arm enables large torsion bearing range and large adjustment range of reciprocating stroke. 2Great in Power: Consisting of cycling linear actuator motor 12V, power supply and power cord, high in efficiency and stability. 3Simple for Use: Supports 10-130 swinging and speed regulation, the actuator motor is very simple to operate and very reliable. 4Ideal Material: Good in rigidity, hardness and bending resistance, the aluminium alloy structure has good durability for using. 5Easy to Install: Comes with a compact size and a light weight as well, the easy installation can be quickly finished in minutes.1 x_x000D_ _x000D_ Reciprocating Linear Actuator 1 x Adapter 1 x Cable withCrocodile Clip It is recommended to select a speed and stroke meeting your actual use need.