Wetted Materials:304 SS.Housing Material:300 SS.Lens:Acrylic.Accuracy:32 to 122°F (0 to 50°C): ±1°CDial 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).