Datong tools is one of the best manufacturer in producing Chain hoist in this area. Our products enjoy below advantages: Lift Height: 2.5m Automatic Overload Protection!! High Efficiency Triple Spur Gear Design Made of durable hardened steel construction Allow for easy and safe operation Factory Tested and Certified Meets CE GS TUV Standards GREAT HOIST FOR AREAS WHERE SAFETY COMES FIRST PEOPLE LOVE THESE HOIST! NOT ONE HAS COME BACK!