... limit swtich built-in 3) UL and CE certificate Linear Actuator Specification1) Applications: wheel chair motor, sofa parts, chair parts, ... skylights, recliners, medical equipment, dental chairs, handicap equipment, ergonomic furniture, tables, pedestals, furniture, and traction beds.2) Low noise: fit for hospital ... Operation temperature: -26 - 65°C12) Protection class: IP44 Aluminum Linear Actuator