Atago Digital Refactometer Model pal Coffee ( BX/TDS)

Dual scale- Brix and TDS.
Has the high resolution of 0.01%.
The subtle difference in the concentration of coffee and espresso can be measured.
Stable readings are possible even with high-temperature, fresh brew due to the continuous measurement feature.
Range: Brix: 0.00 to 25.00%; TDS: 0.00 to 22.00%.
Accuracy: Brix: ±0.10%; TDS: ±0.15%.