Package Included: 1PC DC 12V 2000N Linear Actuator and 2PCS Mounting Brackets. Heavy duty linear actuator with 6 inch travel; 225 lb max static load; 112 lb max dynamic load; Overall Length Specification:Voltage: DC 12V;Stroke length:6(150mm),Fully retracted length: 11(280mm), Fully extended length:17(430mm); No load speed: 0., 31/sec (8mm/s), Maximum load:440lbs(2000N);Maximum current draw:2., 5A. DHLA6000 Electric Linear Actuator - 6000N Max Load A1 12V 6 Inch Stroke Actuator 440lbs 6 Inch High Speed 1.34"/sec Linear Actuator 12V 88lbs/400N IP65 Waterproof Linear Motion Actuator With Mounting Brackets IP65 Waterproof Actuator Protection Class IP65: Suitable for home and outdoor use. 6 Inch Stroke Linear Actuator 12V Heavy Duty 440lbs2000N IP65 Waterproof Electric Actuator Speed 0.31sec with Mounting Brackets 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. Features: The linear actuator equip with high performance motor,it can provide a pushing force up to 440lbs and pulling force up to 330lbs.