BT-881D Digital Illuminance Light MeterPlants LED Lights Indoor Outdoor Light TesterMeasure Light 0.01~400000 Lux 0.01~40000 FC Foot Candles Luxmeter with 270º Rotated SensorBack Light

Product description Color:881D (0.01~400,000 Lux) Digital LUX Meter - BTMETER BT-881D Light Meter Test Illuminance 0.1~400,00 Lux, Sensor Head Rotate 270 Degrees, With LUX/FC, MAX/MIN, Temperature, Data Logger for LED Light, Grow Plants Specificationsfor BT-881D digital LUX light meter: Display:3999 counts Range:0.1 to 400,000Lux Sampling time: 2.0 times/s Temperature Accuracy: ±0.1%C Accuracy: ±4%rdg ±0.5% f.s(0-20000Lux); ±5%rdg ±10dgt(20000Lux-400000Lux)  Features:     - LCD Display     - Auto Zeroing     - Data Hold     - Data Memory     - Max/Min Hold     - Auto / Manual Ranging     - Low Battery Indication     - Lux/Foot Candles selection     - Highly accurate and responsive   Package Included?     1 * Digital LUX meter     2 * 1.5V(AAA) battery     1 * Black zipped case     1 * User Manual   REMINDER: This is not a PRO photography light meter, after given the basic numbers, you’ll need to do some maths to find your shutter speed and aperture.