From the weight of: 500 (kg) Model: DC  Span: 5 (m) lift height: 3 (m)  Track Type: II-type type: electric chain hoist Speed two-speed is standard  Higher performance  All features are integrated as standard, including, without extra cost  Fast plug-in connectors make it easier to install and operate, plug and play  Ergonomic  Longer life, ten years maintenance-free design  All related components integrated design, easy maintenance  Brake / clutch control system - to avoid slipping and sliding hook  Do not need to move the motor and gear parts can quickly change sprocket  Door height adjustable flashlight quickly design principles and in line with human  Display total working time, working status indicator and fault detection information, the maintenance program can be pre-arranged