การแก้ปัญหา
ค้นหาวิธีแก้ปัญหาและคำถามที่พบบ่อย (FAQ)
Feb 25, 2014
How do I know when to change the battery?
- Keyboard: there is an LED indicator on the top of the numeric keypad. When the light blinks, it means the batteries need to be replaced.
- Mouse: the LED indicator locates on top of the mouse. Please change the batteries when the light blinks.
