Protect MD-099 Notice D'utilisation page 21

Charge this appliance only with the included cord,
using an IEC/EN 60335 5V 1A certified power supply.
This appliance must be recharged at least for 8 hours
every 2 months. Efficiency may decrease if the
appliance is used (or recharged) at temperatures
below 10°C or above 40°C.
Never use a replacement battery other than the
original one.
The unit must be disconnected from the power supply
and turn to OFF when the battery is removed.
The battery must be disposed of safely in accordance
with current regulations. The battery must be
removed from the device before it is disposed of.
Used or defective batteries are considered as special
waste and must be treated and recycled accordingly.
Dispose of in accordance with local regulations.
Batteries can only be emptied of their electrolyte
(diluted sulfuric acid) by professionals. This process
should only be carried out by approved companies for
recycling.
When disposing of batteries, isolate the (+) and (-)
with an isolating adhesive or other type of non-
conductive adhesive. If thrown incorrectly, the
batteries can short-circuit, heat, burst or catch fire.
Harmful in contact with skin. Harmful if swallowed.
Causes burns. Risk of serious damage to eyes. May
cause sensitization by inhalation and skin contact.
21