Features: 1. BRIX/TDS digital display with dual scale, which can measure both the concentration of coffee (TDS) and the sugar degree of coffee (BRIX) 2. The resolution of the digital coffee concentration meter is 0.01%, the measurement is more accurate. 3. Brix can also measure the value of fruit sugar, milk tea, drinks, food, etc. With it, can make sure your food tastes better and your diet is healthy. 4. The induction tank is not easy to leakage, can be operated by one hand and with IP65 protection, can directly wash the induction tank with water. 5. Suitable for home use and coffee shop to test the coffee concentration and sugar level to ensure making a delicious coffee. Specification: Item Type: Coffee Concentration Meter Material: Plastic Battery: 1 x AAA (Not Include) Brix S01 Range: 0.0-50.0%, Resolution: 0.10%, Accuracy: ¡À0.2% TDS S02 Range: 0.0-25.0%, Resolution: 0.10%, Accuracy: ¡À0.2% Refractive Index S03 Range: 1.3330-1.4200nD, Resolution: 0.0001nD, Accuracy:¡À0.0003nD Package List: 1 x Coffee Concentration Meter 1 x Sucking Disc 1 x Plastic Dropper