Greentest ECO6 Vegetable, Fruit, Meat Food Nitrate Water Quality Nuclear Radiation Environmental Detector, EU Plug(White) Jelly Shoes They function as normal oversized

They function as normal oversized fashion sunglasses

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Do not soak it in water for a long time

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Greentest ECO6 Vegetable, Fruit, Meat Food Nitrate Water Quality Nuclear Radiation Environmental Detector, EU Plug(White) Jelly Shoes They function as normal oversized1. Nitrate measurement range: 0 9999mg kg 2. Measurement error: 10 percent 3. TFT color display resolution: 320 x 240 4. Power supply: 720 mAh lithium battery 5. Extra power supply: USB charger EU plug 6. USB charging current: 310mA 7. Power supply voltage range: 5V 8. Working temperature: 0 60 degrees Celsius 9. Scope of application: vegetables, fruits, meat, fish, water quality 10. Use time: 20 hours (using a fully charged 720 mAh lithium battery in