The noise meter PCE-SLM 10 is suitable for the continuous measurement and visualization of the sound pressure level. The noise meter PCE-SLM 10 is used in schools, open-plan offices, bars, clubs and other event rooms. USB charger powered via external charger or external battery pack. - 75 mm / 3 in digit height - 30 … 130 dBA measuring range - 0.1 dB or 1 dB resolution - For offices, schools, event rooms - Memory for 657,000 readings