Range: -50 to 300[degree]C. Accuracy: +-1[degree]C. 4.4dia.x1.3Dcm. Reads [degree]C or [degree]F. NIST Traceable certificate from an ISO 17025, A2LA accredited calibration laboratory. Includes probe with 3m cable, magnet, suction cups, Velcro* fastener, and battery.