4 in 1 Multifunction Environment Tester

This meter has been designed to combine the functions of Sound Level, Light Meter, Humidity Meter and Temperature Meter.
It is an ideal Multi-Function Environment Meter Instrument with scores of practical applications for professional and home use.
The Sound Level functions can be used to measure noise in factories, schools, offices, airports, home, etc. checking acoustics of studios, audiotoriums and hi-fi installations.
The Light functions is used to measure illuminance in the field.
It is fully cosine corrected for the angular incidence of light.
The light sensitive component used in the meter is a very stable, long life silicon diode.
The Humidity / Temperature use a humidity / semiconductor sensor and K type thermocouple.

3 ½ digits 17 mm LCD display with function symbol
Automatic over-range indications with “1” displayed
Hold-Function; Max-Hold-Function
Auto-Power off; tripod holder
Accessories: Light, Humidity and Temperature probe, battery, carrying case, manual

Light	20 / 200 / 2000 / 20000 Lux; 0.01 Lux ± (5 % + 10 digits)
Sound Level	35 – 100 dB / 65 – 130 dB; 0.1 dB ± 3.5 dB (for A+C Weighting)
Humidity	25 – 95%; 0.1 ± 5
Temperature	-20°C to +200 / 750°C; 0.1 °C (K-Type) ± (3 % + 2 °C)
Operating Voltage	9V Battery
Dimensions (WxHxD)	64 x 251 x 40 mm³
Weight	250 g