Feature: 1. Limit switch, when the telescopic rod runs to the end or to the top will automatically stop to ensure that the motor will not burn out 2. Enclosed gear box, components adopt closed box design, effectively reduce noise and extend motor life 3. 99.9% all-copper movement has high strength, reliability and stability, durable and not easy to age 4. Possess the functions of pushing, pulling, raising and lowering the objects 5. Used in TV lifts, massage tables, electric beds, electric equipment, micro equipment, electric sofas, camera stands, cameras, etc. Specification: Item Type: Electric Linear Actuator Motor Rated Power: 20W-30W Stroke: Approx. 50mm / 2in Speed: 12mm/s Bearing Weight: 100 kg / 220.5 lb(approx.) Decibel: Less than 42dB Putter Material: Aluminum alloy Product Function: Push, pull, raise and lower the objects Product Application Range: TV lifting table, massage table, electric bed, electric equipment, micro equipment, electric sofa, camera stand, video camera, etc.. Package List: 1 x Electric Linear Actuator Motor