Test Thermometer, digital display with stem, 4-3/4" (121mm) shaft length, 3/4" (19mm) tip, -40 to 450°F/-40° to 232°C temperature range, ±2°F/1°C temperature accuracy, waterproof, update button, 1.5v/#392 battery, antimicrobial additive, NSF, CE, WEEE, RoHS