Hilitand Linear Actuator,19.6'' DC 12V Electric Linear Actuator 1500N 500mm Stroke Electric Motor+ Mounting Brackets (300MM) LOW NOISE DESIGN,noise level below 42 dB. PERFORMANCE:exquisite quality metal material,built-in stroke switch,high performance motor,the same characteristics of push and pull ,accurately positions the load at variable and repeatable locations within the full stroke. WIDELY USED: commonly used in automotive, medical devices and engineering industry, agricultural machinery,industrial electric lifting system, medical electric bed, surgical bed, traction bed,electric sofa, electric lifting lever, electric booth, electric sunroof, electric wheelchair, etc. Description: This liner actuator is a relatively fast-extending actuator available. Typical applications include driving electric gates, automatic windows and other home automation assemblies. The actuator may provide a pushing or pulling force of up to 150kg/140kg. Specifications: Material: Metal Voltage: DC 12V Maximum push/pull: Approx. 150kg/140kg Stroke length(Optional): Approx. 50mm / 1.97inch, 100mm / 3.94inch, 150mm / 5.91inch, 250mm / 9.84inch, 300mm / 11.81inch No-load speed: 6mm/s Relationship of speed and pull: 5mm/s(kg)-/ 50s(50kg) Environment temperature: -26°C to +50°C Standard level: IP54 Built-in stroke switch: Yes Color: Silver Weight: 723g(50mm), 846g(100mm), 947g(150mm), 1136g(250mm), 1215g(300mm) Quantity: 1pc Package Included: 1 x Linear Actuator Note: Due to different producing batches, product details might be a little different. If you minding the difference, please buy it careful. Please allow 1-3cm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.