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Digital lux meter GM1020 Measuring range:0Lux~200000Lux

*Measuring range:0Lux~200，000Lux

*Accuracy:

±3% rdg: (below 10，000Lux)

±4%rdg:(above 10，000Lux)
*Digital Updates:Twice per Second

*Photometric sensor:Silicon diode

*Battery life:10 hours (continuous operation with a USB connection)

*Operating temperature and humidity:0℃~ 40℃， 10%RH ~ 90%RH

*Storage temperature and humidity:-20℃~ 50℃， 10%RH ~ 90%RH

*Power:2 AAA battery(battery not included)

*Unit size:150*55*30mm

*Net weight:150.4g

*Backlight function

*Maximum and minimum measurements

*Low battery indication

Packing:with retail packing.

Note:China Post Air Mail reject battery，if you need the battery，please contact with us.