BTMETER BT-881D Digital Illuminance Light Meter, Measure Lights 0.01~400,000 Lux (0.01~40,000 FC) Foot Candles Luxmeter with 270º Rotated Sensor for Plants LED Lights Indoor Outdoor Light Tester

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About This ☀【HIGH ACCURACY】+/- 4% of readings for 10000 Lux, 1000 FC; +/- 5% of readings +/- 10 digits for 400000 Lux, 40000FC ☀【0.4 SECOND RESPONSE】2~3 times sampling per second, Instantly to measure out how much luminosity intensity you’re getting, No more guessing ☀【WIDE MEASURE RANGE】 This light meter can measure luminance at 0.01~400,000 Lumens, (0.01~40,000 Foot Candles), Which is much wider than the others. Resolution 0.01 ☀【EASY TO USE】The light sensor can be rotated 270º, so you don’t 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 READINGS】This 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 Show more