1.Microcomputer operation control program with overload and lack of material alarm.
2. 300 G adopts high speed rectifier motor,therefore low noise and long life.
3. Integrated design of the main engine and hopper, therefore small size and light weight.
4. 700 G adopts high speed rectifier motor,small size and strong suction.It is suitable for conveying new material.
5. 800G and 900G adopts induction type of high pressure blower,therefore low noise and long life.
6. 800G is with function of reversing automatically and removing dust.
7. It is safe and simple because of dividing design for main engine and hopper.And independent filter for easy removing of dust