1.Easy operation:Pin holding operation,Sensor switch,No pedal.
2.Real-Time notice:LCD display, with dose tone.
3.Lithium battery Charging Safety:Inductive battery Charging.
4.Save cost:No Disposable pipe consume,need to change regular disposable needles only, no other consumables.
5.Compatible: the booster tube is compatible with two types of needles (Metric and British system).
6.Melody: comfortable and sweet melody.