●Signle power supply  ●Power range 1.7V -3.2V  ●Precision optical displacement prediction technology  ●Very good 2-D motion sensor  ● Support extremely fast moving speed  ● Maximum speed of movement 28 Inch/sec CPI ●CPI: 400/ 500/ 600/ 800/ 1000(Default)/ 1200  / 1600 ●Once stop moving, immediately enter the energy saving model ● Data transmission is achieved through serial interfaces  ●Built-in low power timer (LPT),sleep1/sleep2 models  ●The mouse can be awakened by the MOTSWK pin, and the sensor is  controlled to wake up from the sleep mode. ● Built-in oscillator ●LED current-limiting resistance 68-470  Ohm(Determine by the actual plane),recommend 100 Ohm. ● DIP8 package