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Testo Pocket Light Meter

Part #: T540


The compact Testo Pocket Light Meter is the perfect tool to measure light intensity and distribution in exhibit halls and display cases.
  • Configure the meter to read values in lux or foot-candles
  • Batteries last up to 200 hours
  • Photo sensor adjusts to spectral sensitivity of the human eye
  • Includes light meter, protective cap, belt holder and wrist strap
Type Light meters
Visible Light Power Range (lux) 0–99,999
Digital Display Yes
Battery Type AAA
Number of Batteries Required 2
Batteries Included Yes
Battery Life Up to 200 hours (without display light)
Height (in.) 5.188
Width (in.) 1.75
Depth (in.) 0.938