Specifications:
	
Connection type:  USB
	
Tracking method : optical 
	
DPI(Min/max) 1000-1600
	
Sensor: Sun-pass 168A
	
Number of button: 4
	
Button press distance: 0.7 mm 
	
Button press force: 70 g  +/-10g
	
Button press life: 5 millions cycles
	
Rating voltage /Current: C 5V / less than 100mA
	
Cable: 1.5m ( Rubber Cable)