AC Digital VoltmeterDisplays voltage from 80 to 270 Volts 3 levels of display brightness Splashproof front Manual sleep mode blanks display for power conservation WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Owner’s Manual (pdf)