Feature: 1. Inside of the fuselage adopts powder metallurgy technology, which has a longer life. 2. Linear actuator uses high frequency, geared motor, compact and exquisite, guaranteed. 3. Small stroke, small size, internal limit switch, noise elimination, short circuit protection. 4. A wide range of applications, including medical, industrial, agricultural machinery, catering, ventilation facilities and other places. 5. It can be used for massage chairs, electric wheelchairs, hospital hydraulic beds, massage beds, and electric sofas. Specification: Item Type: Linear ActuatorInput Voltage12VStroke Lengthmm150Operating Temperature0-40Limit SwitchesInternal Work Rate10%Inner TubeAluminium TubeLead Screw TypeT Screw Package List: 1 x Linear Actuator Note: Linear actuator must consider the stroke and frequency of use