Handheld Plant Chlorophyll Tester Premium Portable Plant Nutrition Analyzer Perfect for Agricultural&Plant Enthusiasts   GYJ-A : Measurement index: chlorophyll, leaf temperature GYJ-B: Measurement index: chlorophyll, leaf temperature, nitrogen content, with uploading data software. GYJ-C: Measurement index: chlorophyll, leaf temperature, leaf surface humidity, with uploading data software. GYJ-D: Measurement index: chlorophyll, nitrogen, leaf temperature, leaf humidity, with software for uploading data.   Product Introduction: The plant nutrient analyzer can instantly measure the relative chlorophyll content, nitrogen content, leaf temperature and leaf humidity of plants. The four parameters are measured at the same time and displayed at the same time. It provides a basis for precise fertilization and irrigation of plants, so as to avoid waste and environmental damage caused by excessive fertilization. It is helpful to increase the utilization rate of nitrogen fertilizer and provide reliable soil and crop information for precision agriculture.   Product Features:   EMPOWER YOUR GREEN THUMB -- With the Hm-Yc Chlorophyll Meter in hand has a measurement range of chlorophyll 0.0-99.9SPAD, leaf surface temperature -10-99.9℃, you're not just growing plants, you're optimizing life! Measure chlorophyll, leaf temperature, and leaf humidity like a pro, whether in an agricultural setting or a university botany lab.   BOOST PRODUCTIVITY -- Say goodbye to guesswork! Use the meter's precise, The measurement accuracy is ± 3.0SPAD for chlorophyll, ± 0.5℃ for leaf surface temperature, instant measurements to drive smart, informed decisions. Chlorophyll repeatability was ±0.3 SPAD, but not leaf humidity ±0.2°C. This repeatability index can ensure a certain measurement reliability. It's not just about growing crops, it's about maximizing their quality and yield.   SAFE, GENTLE TESTING -- Your plants are precious. Our meter's non-destructive testing method lets you probe plant health without causing a speck of harm. It's like having a conversation with your crops. Add to Cart Now.   TRAVEL LIGHT, WORK SMART -- Compact, lightweight, and designed for single-hand operation, our chlorophyll meter is your portable plant lab. Take it to the field, move around your greenhouse, or pass it around in class. Plant science has never been this convenient.   BUILT TO LAST, BUILT TO ADAPT -- With a durable design and a rechargeable 2000mAh lithium battery, our meter is a true workhorse. Plus, it operates in a wide range of temperatures and humidity levels. Bring on the elements, this meter can handle it!   Specification: Model:                                    GYJ-A/B/C/D plant nutrient analyzer Testing objects nitrogen, chlorophyll content, leaf temperature, and leaf humidity Nitrogen range full range Nitrogen accuracy ±5% Chlorophyll range 0.0-99.9 SPAD Chlorophyll accuracy ±1SPAD Leaf temperature 0-60℃ Leaf temperature accuracy ±1℃ Leaf humidity range ±3% Storage capacity 2G SDcard Measuring Interval <5s Operating temperature -10-50°C, 85%RH Power 4.2V 2200mAh rechargeable Li battery Memory capacity 2GB, SD card, data be export to PC in excel format for further analysis Weight 200g  

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AGRICULTURAL EXPERTS’ CHOICE: The GOYOJO Hay Moisture Tester, also known as the Grass Moisture Meter or Dry Hay Moisture Meter, ensures precise moisture readings using advanced conductivity technology with automatic temperature compensation. Covering a wide range from 0-80%, with an accuracy of ±0.5%, it delivers dependable results in just 1 second. This device is the go-to choice for accurately measuring moisture in all types of hay, including alfalfa and clover, helping you maintain optimal quality standards. COMPACT AND USER-FRIENDLY DESIGN: Engineered for ease of use, this portable tester features an 11-inch long probe and a lightweight, compact body that’s perfect for field use. The backlit digital display guarantees easy readability even in dimly lit environments, simplifying moisture testing in any condition. The kit includes a hay moisture tester, probe cover, and a convenient shoulder carry bag, making it ready for on-the-go tasks. VERSATILE AND WIDELY APPLICABLE: The Hay Bale Moisture Tester comes equipped with customizable moisture alarms with green, yellow, and red indicators to signal varying moisture levels. Whether you’re managing a farm, ranch, feed mill, or producing hay commercially, this tool ensures you can monitor and control moisture content effectively, safeguarding the quality and longevity of your hay. ENERGY-SAVING AND EFFICIENT: Designed for speed and convenience, the Hay Pile Moisture Meter provides immediate moisture readings, cutting down testing time and boosting operational efficiency. With both manual shutdown and automatic power-off after 5 minutes of inactivity, it’s built to conserve battery life while maximizing field productivity. EXCEPTIONAL SUPPORT AND 1-YEAR WARRANTY: Backed by a 1-year warranty, this moisture tester offers reliable performance with the security of dedicated customer support. 

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Product Description   Specification item value Place of Origin China Model Number TFY-B Measuring mode 2-wavelength concentration difference of optical methods Sensors Silicon semiconductor photodiode Measuring area 2mm*2mm Display mode measuring value: 3 digits liquid crystal display Measuring Range 0.0-99.9 SPAD, -10~99.9°C Accuracy ±3.0 SPAD; ±0.5°C Operating temperature -10-50°C Power 4.2V -2000mA, rechargeable Li battery Memory capacity 30kb Weight 200 grams    

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