Digital Sound Meter

High-performance sound measurements. -Features & Benefits : Meets IEC651 Type2 and ANSI S1.4 Type 2standards Includes wind shield ball Large 4-digit backlit LCD A or C frequency weighting Fast or slow time weighting Min/Max memory AC output 1/2 in. Electret condenser microphone Low battery and under/over range indications CE and RoHS approved Specifications : Measurement Range: 32 to 130 dB over three ranges (32 to 80 dB, 50 to 100 dB, 80 to 130 dB) Measurement Accuracy: ±1.5 dB Resolution: 0.1 dB Response Time: 0.5 seconds Operating Temperature:32° to 104°F (0° to 40°C)@<90% RH Storage Temperature:14° to 140°F (-10° to 60°C)@<75% RH Dimensions:9.1 x 2.1 x 1.3 in. (231 x 53 x 33mm) Weight: 12 oz. (340g) Power Source: 1 '9V' battery (included) Includes : Windscreen Calibration screwdriver Battery User's manual