This compact flexible light Lux meter measuring range up to 200,000 Lux with highly accurate, can be used indoor and outdoor for photography, plants, office, home, factory, etc. Features: Multiple FunctionHas the function of holding the reading data, displaying the maximum or minimum value, auto power off. Wide Measuring RangeMeasure range 0.1~ 200,000 Lux. Switchable measuring units: Lux and Fc. Temperature Range: 10~50 celsius 14~122 Fahrenheit . Easy to ReadThe light meter has a HD LCD large screen (LCD screen size: 34mm*31mm) to easily read the measurement results. Lightweight and Compact DesignHandheld design and small size make the meter Lightweight, it is easy for you to carry it ; compact and ergonomics design makes the meter fits hand perfectly, providing a comfortable grip feeling. Wide ApplicationWidely used in lightening enterprise, agriculture and animal husbandry, mining enterprise, laboratory, office, household, street lights construction, camera & studios, photography, etc. Specifications: Model: TA630A, TA630B (Optional) Measurement Method: Integral type, split type (Optional) Material: ABS Range: 0.1~200000Lux0.01~20000Fc Measuring Level: 200200020000200000Lux                             20200200020000Fc Accuracy: +(4percent +10dgts)                 (calibrated under the standard incandescent lamp at color temperature 2856 degrees K) Resolution: LUX: less than 200 : 0.1; LUX more than 200 : 1                    FC: less than 20 : 0.01; 20 less than FC less than 200 : 0.1; FC more than 200 : 1 Display: 4 digits, max 1999 Light Sensor: Digital sensor with filter lens Sampling Rate: Approx. 2 timess Incident Angle: 120 degrees Repeated Test Deviation: +2percent Spectral Range: 400700nm Working Environment: 10~50 celsius , max 80percent RH, indoor altitude less than 2000m Storage Environment: 10~50 celsius , max 70percent RH (battery removed) Length: TA630B: Approx. 1m Screen Size: 34x31mm Power: 2 x 1.5V AAA (R03LR03) (Not included) Item Size: 130 * 59 * 30mm 5.12 * 2.32 * 1.18in Item Weight: 150g 5.29oz Package Weight: 206g 7.26oz Package Size: 24.5 * 7.3 * 3.7cm 9.64 * 2.87 * 1.46in Package List: 1 * Digital Lux Meter 1 * User Manual (English)