... linear actuator,linear actuator,12v linear actuator,electric actuator,mini linear actuator,linear motor,track actuator,actuator even linear ... actuator,DC 12V linear actuator,and track linear actuator.mini linear actuator application:dental chair,home furniture,recliners ... s.Vibration:feel vibrates not obviously.Noise:≤50DB(A)Test distant:300mm.Installation dimension:160mm+Stroke.Appearance:no broken ...