Zowaysoon 50mm/2inch Electric Linear Actuator 12v DC Motor 50mm Stroke Linear Motion Controller 5.7mm/s 1500N Heavy Duty Stroke length:50mm(2inch) Voltage: 12VDC Protection class:IP54 Load/Thrust/Force Capacity:1500N =150kg(330Ib) Speed:5.7mm/s** Noise Value: &gt;65dB Duty Cycle: 25%