Sound Level Pen coco-cubes High capacity production capabilities: Backed

High capacity production capabilities: Backed by technology from one of the world's largest manufacturers of LED chips

prolonging the lifespan of the inline fan and the carbon filter

Total Length: 210mm

Not harmful to birds

Sound Level Pen coco-cubes High capacity production capabilities: BackedIts small size makes the Sound Level Pen super convenient for testing in a wide variety of sound meter applications. Auto ranging with simple one button operation. Press once to begin reading sound levels. Press the button a second time and the display holds the maximum reading, updating as new maximums are reached. Hold the button for 2 seconds to turn the unit off. Measures the 30 to 130 dB range in the "A" scale, with an accuracy of 1. 5 dB. The