Wetted Materials: 304 SS.Housing Material: 300 SS.Lens: Acrylic.Accuracy: 32 to 122°F (0 to 50°C): ±1% FS.Dial Size: 3".Process Connection: 1/2" NPT, adjustable angle.Display: 3-1/2 digit LCD.Response Time: 15 seconds.Supply Power: 3-volt solar cell (minimum 35 LUX required).Weight: 12 oz (350 g).