1. Range: 100,000 Lux
2. Resolution: 0.1Lux
3. Data recording: 50 groups
4. Spectral response: automatic/manual
5. Sampling rate: about 2 times/second
6. Photoreceptor: photodiode with filter lens
7. Function: Lux/Fc conversion, reading lock, low voltage prompt
8. Power supply: 1.5V AAA battery x2 (not included)
9. Size: about 18.5x5.5x3 cm
10. Weight: about 150 grams

Features:
1. The back bracket design can be placed on the desktop for stable measurement according to the usage scenario
2. Support data storage function, easy to view measurement data, can store 50 sets of data
3. High-sensitivity photoreceptor, sampling frequency 0.5 times/second, accurate and reliable measurement
4. With soft rubber protective cover, effectively anti-drop, dust-proof and shock-proof, comfortable to handle
5. Large range, suitable for use in various scenarios, home, school, factory, laboratory, etc.