This handheld 0-80 Brix sugar refractometer adopts dual scales of 0-50% and 50-80% Brix with 0.1 division value and ±1% measurement accuracy. Built-in ATC automatic temperature compensation eliminates reading errors caused by temperature changes. It features an aluminum alloy body with anti-slip rubber grip and high-transmittance optical glass prism resistant to corrosion. Only a drop of sample liquid is needed for instant detection, and the adjustable eyepiece delivers clear scale reading. Equipped with calibration screw for quick zero adjustment with distilled water, complete with storage case, cleaning cloth and dropper. Widely applied for high-sugar liquid testing including fruit juice, honey, jam and syrup, ideal for orchard picking, food factory and beverage shop on-site quality inspection. OEM customization supported, CE certified, lightweight and long-lasting.