description gb clamp-on volt-ohm-ammeter, 600 v ac the gardner bender gcm-221 digital clamp meter combines the non-contact current measurement functionality with the common functions found on most digital multimeter. this unit includes test leads. this cat ii 600 v, cat iii 300 v rated device is a auto range clamp meter used to measure current, voltage, resistance, and continuity. california proposition 65 warning. view warning label features auto range, 4 function digital clamp meter ac voltage to 600 v, ac current to 600 a, resistance to 200 ω, and continuity excellent combination of multimeter functions with non-contact current measurement feature 1 year limited warranty specifications ac voltage 600 acme tools brand name sperry instruments acme tools part number gcm-221g assembled weight (lbs) 0.8 battery quantity required 2 battery size aaa california proposition 65 warning required yes case included no color / finish red/black country of origin china dc polarity indicator no dc voltage 0 digital / analog digital digital display yes electronic yes globaltradeitemnumber (gtin) 00032076049034 internal supplier part # gcm-221 internet product code (ipc) 7bba147acdd manufacturer warranty 1 year material plastic package contents two aaa batteries package weight 0.803 package weight (lbs) 0.803 safety rating yes tester type continuity upc 032076049034