±[4% + 10 digits] (Calibrated with 2856K standard flat lamp)
LUX < 200
0.1 LUX
LUX ≥ 200
1 LUX
FC ≤ 20
0.01 FC
20 < FC < 200
0.1 FC
FC ≥ 200
1 FC
Display
Monochrome 4-digit LCD, max display 1999 digits, with backlight function for clear reading in dark environments
Sensor
Silicon photodiode with optical filter
Sampling Rate
2 times per second
Incident Angle
120 degrees
Repeatability
±2%
Spectral Response Range
400 to 700 nm
Temperature
-10°C to 50°C
Relative Humidity
up to 80%
Altitude
Indoor use below 2000 meters
Temperature
-10°C to 50°C
Relative Humidity
up to 70% (battery removed)
Power Supply
2 × 1.5V AAA batteries
Dimensions
159 × 58 × 26 mm
Weight
Approx. 100 g (excluding batteries)
Standards Compliance
GB/T 39388-2020
Wide measurement range up to 200,000 LUX suitable for multiple scenarios including libraries, offices, laboratories, hotels, factories, homes, lighting industry, photography studios, and plant cultivation
High sensitivity and fast response with 0.1 LUX resolution and 2 readings per second
Data hold function to freeze measurement values
Low voltage indication to alert battery replacement
Unit conversion between LUX and FC (1 FC = 10.764 LUX; 1 LUX = 0.09290 FC) with long press switching
Protective cover for sensor protection
Auto sleep function to conserve battery life
Large backlit screen for easy reading in various lighting conditions
Max/Min value recording for comprehensive light analysis
Suitable for professional and daily use to monitor and control lighting conditions for eye health, photography, plant growth, and workplace lighting standards
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