... 45,000 TM-208 Datalogging 3 in 1 UVA Light Meter FEATURES: - 3 3/4 digits ... . SPECIFICATION: Model : TM-208 UVA Light Meter Measuring rangeUVA measurementIllumination measurementSolar measurement40uW, 400uW,4,000uW ... 1,1,10,100 Lux0.01,0.1,1,10 Foot-candel0.01,0.1,1 W/m2.01,0.1,1 ... Btu/ft2.h Accuracy +/-3% +/-3% (Calibrated to standard incandescent lamp 2856º K) +/-6%(other visible light source ) +/-5 ...