Measuring range: Brix 0-90% Minimum scale: 0.2% Measurement accuracy: Brix 0.1% (10-30C) Temperature correction range: 10-30C Accessories: 1 x measuring device, 1 x pipette, 1 x cleaning cloth, 1 x screwdriver High precision prism: Uniform optical quality, no cracks, excellent transparency, high dispersion, and low temperature coefficient. Prism surface is not affected by humidity. ATC automatic temperature compensation technology: Uses high-quality temperature compensation film to ensure accurate readings across the 10-30C range. Durable copper construction: Solid body design for long service life, improved durability, and measurement stability. Measuring range: 0-90% Brix (sugar content), resolution: 0.5% Brix. Features automatic temperature compensation (10-30C) and calibration screw for zero adjustment. Simple to use: Place 2-3 drops of sample on the main prism, close the cover, and read the Brix value through the eyepiece. Wide range of applications: No battery required, portable, easy to operate. Suitable for industrial, household, fruit, vegetable, jam, lubricant, and emulsion use. Ideal for monitoring sugar content in food for health management purposes. Enables users to measure sugar levels in produce and other substances to support dietary control.