【Specification】Voltage: DC 12V;Stroke length:4"(100mm),Fully retracted length: 9"(230mm), Fully extended length:13"(330mm); No load speed: 0.78"/sec (20mm/s), Maximum load:176lbs(800N);Maximum current draw:5A. 【Safe & Durable】High quality aluminum alloy and four corner fixation base design make linear actuator more stable and sturdy.With self-locking function and built-in limit switch,it can be stopped at any position and automatically stop at the top and the bottom. 【Fast & Quiet】JQDML 800N linear actuator is equiped with high speed motor which make the travel speed up to 0.78"/sec.The linear actuator adopts plastic gears,more quiet and durable,not easy to oxidize,noise below 50dB. 【Application】The linear actuator is made of high quality aluminum alloy material,protection class IP65,suitable for home and outdoor use.It can be widely used in industrial electric lifting system, electric bed, traction bed, electric sofa, electric lifting lever, electric booth,electric sunroof,solar tracker and so on. 【Package Included】1PC DC 12V 800N Linear Actuator and 2PCS Mounting Brackets. JQDML 12V Linear Actuator 176lbs/800N High Speed 0.78"/s