Do not touch the device or the charger with wet hands. Doing so may lead to short circuits, malfunctions, or electric shocks. If your charger has been exposed to water, other liquids, or excessive moisture, take it to an authorized service center for inspection. Ensure that the charger meets the requirements of Clause 2.5 in IEC60950-1/EN60950-1 and has been tested and approved according to national or local standards.