3M SE-402 Noise Level Meter
Measuring device, grade 2 Standards: ANSI S1.43-1997(R2007), ANSI S1.4-1983 (R2006), IEC 61672-1(2003), IEC 61010-1(2010), IEC 61000-4-2(2008), IEC 61000-4-3(2008) Digital display with 0.1 dB resolutionVisit the MAHA UK Ltd website for more information on 3M SE-402 Noise Level Meter