Plant Chlorophyll Meter

Product description Chlorophyll Meter can measure chlorophyll content of plants. Chlorophyll content and leaf nitrogen content have a very close relationship. Thus, chlorophyll content can reflect plants demand for nitro. Using the instrument can do go to put nitrogen fertilizer reasonably, improve utilization of nitrogen and protect environment. Technical parameters Measuring area: 10mm Measuring mode: 2-wavelength concentration difference of optical methods Sensors: Silicon semiconductor photodiode Display mode: measuring value: 3 digits liquid crystal display Measuring times: 2 digits liquid crystal display Min measuring interval :< 2s Measuring Range: 0.0-99.9 SPAD Accuracy: ±1.0 SPAD Repeat: ±0.3SPAD Operating temperature: 0-50°C Storage temperature: -20-55°C Power:2 AA batteries Dimensions (L × W × H) : 155mm * 70mm * 42mm Battery life: can maintain more than 20000 operations Memory capacity: 30datum, automatically calculate and show the average. On: to open the power and OFF: to close the power. AVG button: Calculate the average of data Del (to move all data) button: Clear all the data DISP button: Display stored datum MEAS button: Press MEAS key to test Weight: 320 grams (excluding batteries)