The Milwaukee Tool Non-Contact Voltage Detector, No. 3200-20, is designed to identify voltage anywhere live electricity is present. The tool provides a red LED and audible indicator to detect AC voltage between 50V and 1,000V and have an industry-leading safety rating of CAT IV 1,000V. Additional features include a durable belt clip, a quarter turn cap for easy battery replacement, a reinforced tip design for increased durability, and a IP54 water and dust protection rating. Also available with an independently operable LED worklight (No. 3202-20).