Package Included: 1PC DC 12V 2000N Linear Actuator and 2PCS Mounting Brackets. Heavy duty linear actuators from Venture Mfg Co. provides strong, durable, and precise linear motion actuator for industrial automation available in stroke 12v, 36v inch and ball screw actuator design Specification:Voltage: DC 12V;Stroke length:12(300mm),Fully retracted length: 17(430mm), Fully extended length:29(730mm); No load speed: 0., 31/sec (8mm/s), Maximum load:440lbs(2000N);Maximum current draw:2., 5A. VEVOR 12V Linear Actuator, 200mm Stroke Ultra Heavy-Duty 9000N 0.31 In/sec Speed Actuator 26 Inch Stroke Linear Actuator 12V Heavy Duty Cyprus 12V Actuator Protection Class IP65: Suitable for home and outdoor use. This heavy-duty actuator supports up to 440lbs, making it ideal for a variety of applications, from home automation to industrial use. IP65 Waterproof Rating Quiet & Stable: The linear actuator adopts plastic gears,more quiet and durable,not easy to oxidize,noise below 50dB. 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.