Laserliner-082-060A-Multi Test-Master-5-in-1-Environmental-Meter-Laserliner-082-060A-P-align-left-This-Multi Test-Master-5-In-1-environmental-meter-from-Laserliner-measures-the-ambient-temperature-&-relative-air-humidity-establishing-both-air-flow-&-wind-speed-Also-measures-the-illuminance-lux-&-shows-the-sound-pressure-level-of-the-surroundings-db-A-&-db-C-in-accordance-with-IEC-61672-P-Laserliner-082-060A-Multi Test-Master-5-In-1-Environmental-Meter