[Note] How to support when it does not work properly.
1, Make sure the battery capacity is normal.If the battery is out, please replace a new battery.
2, Make sure the receiver is connected well with the USB port.
3. Please restart your computer.
4. When the blast does not work properly, please do not insert the batteries first, plug it into the USB port, connect the computer successfully, and then insert the batteries.
5. If the pencil does not work properly, please check if it is NumLock status.
Note 1: The USB receiver is inserted in the battery compartment of the mouse. Share only one USB receiver
Note 2: Press Numlock to enter numerical input, the LED light in the upper right corner will flash blue. Press Numlock to switch to function input, the LED light in the upper right corner will turn off.
Note 3: Low Battery Indicator: When the battery voltage is too low, the LED light in the upper right corner will flash red.Replace the battery with a new one in time
Note 4: DPI can be adjusted at 800/1200/1600DPL using side key (forward and backward key).Please note that Forward and Backward keys will not work with Mac systems
Note 5: This numeric key is not fully compatible with macOS systems.The function key does not work, but the numeric key part will work properly.