1. Nitrate measurement range: 0-9999mg/kg2. Measurement error: 103. TFT color display resolution: 320 x 2404. Power supply: 720 mAh lithium battery5. Extra power supply: USB charger/EU plug6. USB charging current: 310mA7. Power supply voltage range: 5V8. Working temperature: 0-60 degrees Celsius9. Scope of application: vegetables, fruits, meat, fish, water quality10. Use time: 20 hours (using a fully charged 720 mAh lithium battery in the default device settings)11. The probe should always be kept clean and stored in a dry place, USB charging is fast and convenient12. Fertilizer residue detection, three-color display results clearly distinguish the food safety of fruits and vegetables, avoid excessive intake of harmful substances such as nitrate, and protect the health of your family13. Meat testing, clenbuterol residues, Escherichia coli, nitrite, parasites, etc. are hard to detect. Some viruses are difficult to remove under high temperature. In mild cases, indigestion does not absorb nutrients, and in severe cases, it induces disease14. Detection of nitrate content, dangerous nutrients in fish meat. During the process of raising fish, the nitrate content in the water is too much due to the lack of monitoring of water quality by the farmers. Once the nitrate is measured, it will be absorbed by the fish. high levels of dangerous nutrients15. Control the time, the taste is more delicious, too long cooking time will destroy the cell structure of the food, let the nutrients flow out, and some nutrients are more afraid of heat, at the same time, some vitamins and minerals will dissolve into the soup and lose a little bit , the longer the time, the more loss16. Dimensions: 122x52x14mm17. Weight: 85 gramsSteps:Step 1: Push back lightly to open the cover and clean the probe before testingStep 2: Press the upper button to power onStep 3: Select fruits and vegetables from the menu for testingStep 4: Insert the probe directly into the middle of the pulpStep 5: Press start test, get the result in 3 secondsSpecification: Package Weight One Package Weight 0.13kgs / 0.30lb One Package Size 15cm * 15cm * 5cm / 5.91inch * 5.91inch * 1.97inch Qty per Carton 224 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 224 pcs = 39648 pcs40HQ: 412 cartons * 224 pcs = 92288 pcs