P/ 0401105808X UT383 BT Mini Light Meter (Bluetooth Version) Operating Manual 1. Introduction UT383 BT with Bluetooth function Is a stable, safe, reliable mink digital light meter, widely used in lightening enterprises, agriculture and animal husbandry, mining enterprises, laboratory, office, household, treat lights construction and others. This operating manual includes relevant safety information and wakings. Please read this manual carefully and observe all the cautions strictly.
