Esska DIGIMET E40 Mode D'emploi page 11

Maintenance and care:
Fitting an in-line filter is recommended.
If the display is faint change the batteries
in good time
Protect the meter from the effects of heat.
10
Warranty:
If the operating instructions are complied with and
the equipment used in accordance with the directions,
we accept liability within the bounds of the statutory
warranty obligation (see our conditions of delivery)
When making warranty claims always attach the
invoice from your dealer, giving the date of purchase.