Manufacturer Part Number: SM-10|Meter Type|Class 1 Sound MeterMaximum Decibel Rating|Minimum Decibel Rating|Frequency Weighting|A & CDisplay Type|LCDAccuracy|1.5 dBBattery Chemistry|Battery Size|Number Of Batteries|Batteries Included|Resolution|0.1dBPower Source|BatteryOverall Height|Overall Width|Overall Length|Includes|Battery;Carrying Case;User s GuideStandards|Series|UNSPSC Code|60104808