Fluke fl62max ir thermometer 323 current clamp and 1ac voltage tester fluke fluke fl62max 323 1ac the 62max ir thermometer measures temperatures between 30 and 650 deg c it features two laser spots for accurate aiming is very compact and operates from a single aa battery it is also available seperately 55 6683 the 1ac voltalert 8482 ac voltage tester from fluke is simple to use just touch the tip to a terminal strip socket or cable the tip glows red to indicate there s ac volt