Stanley FATMAX FMHT82567-0 Non-Contact Metal and Voltage Detector The Stanley FMHT82567-0 can be used to detect voltage or non contact metals up to 20mm. The AC voltage detector senses voltage in a circuit without having contact. It can sense the presence of metal and a voltage range of between 20-1000v. FEATURES Alternating current voltage detector Can detect up to 20mm away Senses voltage in a circuit without having contact SPECIFICATION AC Voltage Range: 20-1000v Metal Detecting Distance: <20 mm Safety Rating: CAT III 600v & CAT II 1000v Dimensions: 157 x 24 x 20 mm