1.Linear Actuator----YLSDP01 2.Widely used for leisure sofa 3.CE, UL,ROHS and ISO9001 are approved Features24 V ... natural anodiz ed Aluminium profile.Built-in limit switches (not adjustable)Standard protection class, IP44Noise level, 50dB, actuator not loaded. ... could be used in the leisure chair, function chair, function sofa, medical bed, automatic doors, automatic windows, smoke windows, other ...