它是一种不需要外界能源，会在料堆自动闭合，又会在空中自动打开的新颖散伙抓斗。既有绳索式抓斗结构简单、使用可靠之特点，又有动力式抓斗生产效率高之特点。因此，抓斗作为一种机电一体化的新发明而深受用户的欢迎。它的诞生改写了起重运输行业中单索抓斗效率低下的历史。

The main advantages of remote control grab: 1. the radio controlled grab don’t need any additional accessories, hang the remote control grab to the crane hook (or shackle connection) directly then can operate the grabs. 2. the wireless grab is belong to the eco-friendly grab ,just need a battery, by mechanical and hydraulic systems work together, then can complete the loading and unloading of cargo; 3. the single rope grab structure is simple, hydraulic and electric control system components is relatively less, and less trouble, even trouble is easy to repair, and maintenance cost is less; 4. remote control grab can be easily controlled within 100 meters from the grab center; 5. the radio remote grab is equipped with high-capacity battery allows the device to 100 hours of continuous work without to replace the battery;