Velleman VM129 Manuel D'instructions page 9

All repairs should be executed by qualified technicians.
Avoid the installation of the module in locations with standing or running water or excessive humidity. Indoor
use only !
Handle the module gently and carefully. Dropping it can damage the circuit board.
Never exceed the protection limit values indicated in the specifications.
As safety requirement vary, please check with your local authorities.
Facilitate the operation of the device by familiarising yourself with its adjustments and indications.
Velleman modules are not suitable for use or as part of life support systems, or systems that might create hazardous situations of kind.
Repair under warranty is only possible with date and proof of purchase.
WARNINGS
SAFETY INSTRUCTIONS
Safety & warning instructions
9