AC Digital Multimeter with Alarm Displays amperage from 0 to 150 Amps Displays voltage from 80 to 270 Volts Displays power from 0 to 45 Kilowatts Displays frequency from 40 to 90 Hertz High and low voltage and high amperage alarms, both audio and visual 3 levels of display brightness Programmable sleep mode blanks display for power conservation Splashproof front Includes current transformer Three levels of display brightness 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)