The lux meter is a professional instrument for measuring light intensity and brightness, used in light intensity measurement projects, quality control, health prevention, and measuring light levels in various environments, such as factories, schools, offices, traffic routes, homes, and other settings. 
 

Photometric head main components	Photodiode + cosine corrector + correction filter
Temperature probe	NTC thermistor
Illuminance range	Total range: 0~200,000 Lux, divided into three gears. ×1gear：0~999.9 Lux ×10gear：1000~9999 Lux ×100gear：10000~200000 Lux
Temperature range	-9.9~49.9℃(14.18~121.82! )
Illuminance accuracy	For values less than 10000 lux: ±3% of reading For values greater than 10000 lux: ±4% of reading
Temperature accuracy	±2.0℃(±3.6! )
Operating temperature	0~40℃(32~104! )
Operating humidity	10~90%RH
Storage temperature	-10~50℃(14~122! )
Storage humidity	10~90%RH
LCD screen update rate	2 times per second
Power supply	3*1.5V AAA batteries