Light conditions play an important role, particularly in the ergonomic assessment of workplaces. In order for light to also be good light, the illuminance at workplaces in hospitals. offices, schools or museums must meet certain minimum values. Use the lux probe to check illuminance. It is suitable for all common lamps and light sources, because the assessment is carried out according to the V-lambda curve which corresponds to the sensitivity of the human eye in daylight. White or warm light LEDs (K< 5,000) can be measured without any problem. You can choose between lux and footcandles (fc) in terms of the measuring unit. Lux probe with 1.8 m fixed cable. Product no longer available. Have you checked out its successor?Why not enjoy the benefits that it has to offer:>> To the productPlease note that the successor product is only compatible with testo 400 or testo 440.