The IC hummer does not respond to turning it on. It just turned blank one minute to another. When the USB cable is plugged in a read light filters out from the device. IT worked until now and have no idea what to do.
Bonjour,j aimerai savoir pourquoi l'impregnation en mรฉthode 1 n est valable que 3 jours,mรชme si on complรจte avec de l eau.et que l on melange 10 secondes?Merci de votre reponse
Hello, I would like to know why impregnation in method 1 is only valid for 3 days, even if we complete with water and mix for 10 seconds? Thank you for your answer