黑莓手机轨迹球红球

供应黑，白，红，橙，蓝，绿，紫，黄，粉黑莓手机轨迹球。

Features
● External dimensions : 10.7 mm 9.3 mm, Height: 6.0 mm,
Ball diameter : φ5.5 mm
● Long life : 1 million operations (each direction)
Magnetic detection method.
(Non-contact t*e)
● High resolution : 11 pulses/360 °
● The ball rotation and push operation provide *ior
operability
● Light tran*itting t*e (LED mounted on a PWB)