AVA EP10 WIRELESS PEN. Adjustable Stroke: 2.5-4.5mm.

 

1:Adjustable stroke from 2.5mm to 4.5mm, no limits between it. You can adjsut 2.5,2.6,2.65... etc.

2:Timing function,will begin timing when open the ep10,  retain Timing data even after you change the battery; Timing reset by holding both the "+" and "-" buttons  for 3s;

3:18500 Lithium-ion Battery replaceable ,upgrade circuit protect measures can protect the circuit board of ep10 machine even install battery wrongly;

4:High-definition OLED screen show voltage, hertz,timing and power display.

5:Anti-slip grip