User's Manual

Function introduction

1. Right Button

2.Left Button

3.Scroll wheel and middle button

4. Power LED

1). Orange: Battery Level normal

2). Orange: blinking slowly: Battery Level Running low

3). Orange: blinking repidly: Battery Level Critically low

5. Battery Slot

6. USB Receiver Slot

7. Power Switch

8. USB Receiver

9. Interchangeable Cover

10. Connect button