Ingco HETSL031 Digital Sound Level Meter Hand Drill in such a case as

in such a case as when filter is clogged or the tank is getting closer to a full tank”

Impact rate: 0-4000/min

-Designed for normal engraving applications

Operating temperature : -10° -40°

Non-abrasive

Ingco HETSL031 Digital Sound Level Meter Hand Drill in such a case asIngco HETSL031 Digital Sound Level Meter Measuring range: 30 130dB Dynamic range: 50dB Sound pressure accuracy:1. 5dB(94dB@1KHz) ,1. 5dB(94dB@8KHz) Frequency response: 30Hz 8KHz Microphone: Polarized capacitance microphone With backlight function With lower battery indication function With 3pcs LR03 AAA batteries Packed by double bliste Picture is for reference only. Actual item may vary.