EASY TO USEThe light sensor can be rotated 270º, so you dont need to turn around the light meter to measure luminosity intensity from different angles. Just rotate the sensor, and you can still read the illuminance at front
MEMORIZE THE LIGHT READINGSThis Lux Meter can help you record 33 sets of readings, Temp Testing, The RELATIVE measuring mode will show you the difference between current / recorded data. Ideal lux meter to measure light intensity for LED grow lights, garden, plants, school, office, state, LED lights, indoor and outdoor