For environmental testing anywhere. Combines a light meter, humidity meter, thermometer and anemometer into a single compact unit weighing only 51/2oz (160g). Own the equivalent of 4 meters for about the price of any one of them. Features dual display with low battery and over range indications, touch-tone buttons, max-min, auto power off and hold functions. Comes ready to use with soft carrying case, wrist strap, instructions, and a 9V battery. Dim: 6” x 2-1/2” x 1” (150 x 65 x 30mm).