This is a new electric hoist trolley, with I-beam links, can be used as electric hoist or pulley hoisting point, working on the straight track. Specification: Color: Red + Black Material: All-copper motor Type: TD1 Rated capacity :1t/2200lb Test load: 1.2t/2645lb Standard working height: 3 m/10 ft Moving speed: 16.4 m/min 53.8 ft/min Motor power: 500W Motor speed: 1400r/min Minimum Curve Track Radius: 1 m/3.28 inch Telecontrol cable length: 1.2m/4ft Package Included: 1 x Electric Trolley 1 x Use manual Note: 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.