The Fluke 51-2 60HZ Single-Input Digital Thermometer offers fast response and laboratory accuracy (0.05% + 0.3°C) in a rugged, handheld test tool. Take contact temperature of motors, insulation, breakers, pipes, corroded connections, liquids, and wires with industrial standard J, K, T, E, N, R, and S type thermocouples (temperature sensors).