Xiamen Electronic Technology Co., Ltd. equation   

Equation is the first brand Chinese simple tools, we are leading simple life, simple life! * equation is the only one specialized is engaged in the "simple tools" R & D, production, sales of high-tech companies; * every field, rely on independent R & D and production of the products covered by the modern life equation mainly include: water quality test series, cosmetic series, radiation series, air purification series, circuit board series etc.; * equation, the company always uphold the "integrity, excellence, and" business philosophy, commitment to create a simple life of mankind. * the company will continue to introduce a simple tool for diversification, personalized, accurate, high quality, to meet customer needs in various fields.

The electrical conductivity of *TDS water quality test pen used to test the TDS value of water, water, pure water to judge the degree of. Both test water temperature and environmental temperature function. * water electrolyzer of water quality test method also known as solid precipitation promotion law tester is USA food and Drug Administration (F.D.A), identified for simple water quality detection method for basic judgment has been polluted water, the need for testing water purity is very meaningful, users can clearly see their actual situation, daily drinking water directly. * the products can be widely used in the water treatment industry, drinking water industry, family, personal home travel, field operation as a detection tool for drinking water quality.