* Color: Black
* Suitable for: double use for tennis and badminton rackets
* Net weight: 30kg
* Working voltage: 100-240V
* Size: 94*46*108cm
* Intelligent computer automatic pound correction.
* Stable constant pull function
* Store memory function, can set 4 groups of data
* Pulse width modulate, variable speed can be available, protecting the string from hurting when the string is in tension
* 4 groups of pre-stretch, suitable for different string.
* Sensor automatic string control, improving stinging speed and avoid breakdown
* Three gears for speed
* Knot and pound increasing set, automatically reset after knot
* Three gears for voice
* The voltage is 100-240V, suitable for any countries.
* LB and KG transfer function
* Pound adjust function, minitrim 0.1LB
* Stringing head has the string protection system, which can adjust according to the stringing route.