Measuring range: Brix 0-90% Minimum scale: 0.2% Measurement accuracy: Brix ±0.1% (10-30°C) Temperature compensation range: 10-30°C Accessories: 1 x measuring device, 1 x pipette, 1 x cleaning cloth, 1 x screwdriver High precision prism: Uniform optical performance, no cracks, excellent transparency, high dispersion, and low temperature coefficient. Prism surface is not affected by humidity. ATC automatic temperature compensation technology: Built-in temperature compensation film ensures accurate readings across the specified temperature range. Durable copper body: Solid construction with precision machining for long-term durability and measurement stability. 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 food and beverages for health management purposes. Enables users to easily measure sugar levels in fruits and vegetables, supporting dietary control and wellness tracking.