GREENTEST is a very new and revolutionary food environmental safety monitor that protects ourselves and our children from particulate impurities, nitrates and nitrites. It takes only 3 seconds to detect unreasonable Planted fruits and vegetables. It uses a precise conductivity test to calculate the nitrite concentration in fruits and vegetables, and gives corresponding warnings and warnings. Guaranteed authenticity, with it, we can better enjoy green and healthy life.
Model: GreentestEco-V 5