Inputs: Type J, K, T thermocouples.Power Requirements: 9 V alkaline battery, installed non-functional, user replaceable.Ranges: J-type: -328 to 1400°F (-200 to 760°C); K-type: -328 to 2498°F (-200 to 1370°C); T-type: -328 to 734°F (-200 to 390°C).Accuracy: +/-0.13% reading + 1.4°F +.006°/°F below 1000°F.Temperature Limits: 32 to 122°F (0 to 50°C).Humidity Limits (Non-Condensing): 0 to 85% relative humidity.Display: Triple LCD display.Resolution: 0.1°C up to 500°C.Weight: 23.6 oz.Agency Approval: CE.