Specifications: Material: Metal Voltage: DC 12V Maximumpush/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: 10mm/s Relationship of speed and pull: 6mm/s (kg) -50s (50kg) Environment temperature: -26°C to +50°C Standard protectionlevel: 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.