Wacom ExpressKey Mode D'emploi page 14

Do not drop this product or use it to strike any object. It might cause damage to it.
Please do not disassemble or modify as it can lead to breakage.
Charge the product. To charge the product, use only the attached USB cable.
Unplug the USB cable if any of the following conditions exist:
• The USB cable has become frayed or damaged.
• The USB cable is exposed to rain, liquid, or excessive moisture.
• You suspect the USB cable needs service or repair.
Do not place heavy articles on the product and the cables, repeatedly bend the cables sharply, or apply
heavy stress to the cable connectors; this may damage the unit or cabling.
12