Color: Red+ Black head Dimensions:162(L)x60(W)x32 (H) mm High precision. Measurement range (1200000Lux) Automatic measuring level selection Max and min reading hold function LUX/FC unit selection Redding locked hold Automatic data recording Specification: Display: 3-1/2 digit LCD with a maximum reading of 1999 Measuring range: 2000/20000/200000 Lux Spectral response: CIE Photopic. (CIE human eye response curve) Repeatability:±2% Accuracy:± 4% ±10dgts(10000Lux) Temperature characteristic:±0.1%/°C Measuring rate: Approximately 2.0 time/sec Photo detector: One silicon photo diode with filter Power Supply: 2 Pieces 1.5V AAA batteries(Not included) Package Content: 1 x Digital Light Meter Luxmeter Meter 1 x User Manual Standard: In public places such as shopping malls (shops) illumination hygiene standards ≥ 100Lx; libraries, museums, art galleries, exhibition countertops sanitary standards illumination ≥ 100Lx; public bathroom illumination health standards ≥ 50Lx; bathroom (shower, pool, bath) ≥ 30Lx, saunas ≥ 30Lx Abroad about indoor illumination standards, such as Germany recommended several nominal intensity, office clerical work area is 300Lx, typing, drawing work for 750Lx;. illumination in the factory, the production line of sight job require1000Lx; hotels, public rooms for 200Lx; reception place, cashier counters is 200Lx; shop windows is1500 ~ 2000Lx; hospital wards is150 ~ 200Lx, emergency treatment area is 500Lx; schools, classrooms is 400 ~ 700Lx; cafeteria, indoor gym is 300Lx, and so on.
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