The push rod is driven by a DC motor with a lead screw drive. The telescopic rod can only be retracted but not rotated. The motor is positive and negative. For example, if the positive electrode is stretched and the negative electrode is contracted, you can change the direction of expansion and contraction of the rod by changing it. Temperature -10°C to +50°C. Standard protection level: IP54. Low noise, the noise is less than 50 dB. Please do not disassemble the machine. Product features: Drive other objects to push, pull, rise and fall. Product application: TV lift table, massage table, electric bed, medical chair, electrical equipment, microphone equipment, electric sofa, camera stand, camera, etc. Features: This miniature linear actuator is used in industry, agricultural machinery, construction, sweeping vehicles, ships, freight and many other applications. It can be replaced by hydraulic and pneumatic products, which is very suitable for saving energy. Specification: Travel