Chlorophyll Meter - 2 Mm X 3 Mm Measuring Area, Lcd Display With Trend Graph | Non-destructive Measurement, High Accuracy Within ±1.0 Spad Units, Memory For 30 Data Points

Our range of Chlorophyll Meter can measure relative content of chlorophyll, non-destructive to leaves. Measured datum will be displayed in trend graph. It can be used to enhance the utilization rate of nitrogen fertilizer.

Chlorophyll Meter Technical parameters:
Measuring mode: 2 wavelengths optical density difference
Measuring area: 2 mmA 3 mm
Sensor: Silicon semiconductor photodiode
Display mode: LCD, 4 decimal places, tendency chart
Measuring range: -9.9 to 199.9 SPAD units
Memory capacity: 30datum, automatically calculate and display average value
Power: 2 AA batteries (1.5V)
Battery life: More than 20,000 times
Test interval: 2s
Accuracy: Within A 1.0 SPAD units (for SPAD value between 0 and 50 under normal temperature)
Repeatability: Within A 0.3 SPAD units (for SPAD value between 0 and 50)
Reproducibility: Within A 0.5 SPAD units (for SPAD value between 0 and 50)
Volume: 164*78*49cm (length*width*height)
Weight: 225g
Working environment: 0-50A C
Other functions: alarm; calibration