Measuring range: Brix 0-90% Minimum scale: 0.2% Measurement accuracy: Brix ±0.1% (10-30°C) Temperature correction range: 10-30°C 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 resistant to humidity. ATC automatic temperature compensation technology: Integrated temperature compensation film provides accurate readings within the operating temperature range. Durable copper construction: Solid build with precision machining for long-term durability and stable performance. Measuring range: 0-90% Brix (sugar content), resolution: 0.2% Brix. Features automatic temperature compensation (10-30°C) and calibration screw for zero adjustment. Simple to operate: 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: Battery-free operation, portable design, suitable for industrial, household, fruit, vegetable, jam, lubricant, and emulsion use. Ideal for monitoring sugar content in various substances for personal health management. Enables users to measure sugar levels in fruits and vegetables easily, supporting informed dietary choices.