Warning when you use GVDA Sugar Brix Meter Digital Refractometer 0-55% for Wine Beer Alcohol Drink Fruit Sugar
1. Digital Saccharometer is precision instrument, do not collision it.
2. Do not scratch optical prism in measuring tank.
3. Full charged, packed in a protective case and placed in a dry environment, if device is not used for a long time.
4. The voltage should not exceed DC5V.
5. Not waterproof, you can use water rinse the measuring tank, but not whole device.
