Measuring range: 0~ 200,000 lux / 0 ~ 20,000 fc
Backlight LCD reading: 3½LCD display with backlight, maximum reading 2000*100
Overload display:if the measured value is overloaded, disply in "OL"
Low power of battery detecting
Power supply: one 9V battery (included)
Storage environment:-10°C~60°C (14°F~140°F) ,<80% RH
Operating environment: 0°C~40°C（32°F~104°F),0%~80% RH