Relative Humidity Temperature Meter, Included: Deluxe Hard Carrying Case, Battery And Users Manual, Display: Dual LCD Display, Response Time: 60 S, Dew Point Range: -100 To 139.8 DEG F, Temperature Accuracy: Plus/Minus 0.6 DEG C, Wet Bulb Temperature Range: -13.4 To 59.9 DEG C, Humidity Accuracy: Plus/Minus 5 PCT, Relative Humidity Range: 0 - 100 PCT, Temperature Range: 0 - 50 DEG C, Dimensions: 175 MM Length X 69.8 MM Width X 33 MM Height, Battery: (4) 1.5 V AAA (NEDA 24G Or IEC R03), Resolution: 0.1 DEG C, CE Certified