FL40696 years ago+121Can this unit also be connected to the mains or is it battery operated only?Show in original language (German)lilo646 years ago • purchased this product+132purchased this product Helpful answerI always have the device connected to the mains, because in battery mode the illumination switches off after a short time. In power mode, the data is always readable. The power cable is included.Show in original language (German)Comment1 comment