Product specification Whether it is machine noise, environmental noise, aircraft noise or noise in the workplace – this handy measuring device can be used wherever sound levels need to be determined. Both very quiet and extremely loud noise sources can be reliably measured with this device. The measuring range adapts automatically. An attachable windscreen is included so that the measured values are not distorted by the wind noise of the microphone. In addition, the device has a highest and hold function. Function Handy and easy to use Automatic range switching (30-130 dB) MAX / HOLD function Accuracy according to EN 60651 / IEC 651 Class 2 (94 dB / 1 kHz ± 1.4 dB) Resolution 0.1 dB Internal calibration Accessories: windscreen and screwdriver [*] [*] Product information for download: Technical data Delivery contents Sound level meter, wind protector, screwdriver, battery, instruction manual Measuring range dB: 32...130 Material Plastic Power consumption Batteries Batteries included Yes Batteries 2 x AAA 1.5 V Dimensions (L) 42 x (B) 25 x (H) 215 mm Weight 85 g