Features Versatile Liquid Testing Capabilities: Adaptable for various liquid sugar testing, this meter effectively measures concentrations from 0-20%, making it ideal for diverse applications Precision Measurements with Refractive Index: Engineered for accuracy, this compact refractometer provides precise refractive index readings, ensuring reliable results for all your testing needs Lightweight and Portable Design: Weighing just a few ounces, this handheld tool is easy to carry and store, allowing for convenient use anywhere you go User-Friendly Operation: Designed for simplicity, this sugar test meter features an easy-to-understand method, making it accessible for both beginners and professionals alike High-Quality Craftsmanship: Constructed under strict quality standards, this concentration meter ensures high performance and durability, providing long-lasting reliability for your testing tasks Features: 1、Adaptive to most liquid sugar test, concentration meter can be used widely, which is . 2、Small and accurant refractive index is manufactured through different refractive index of liquid. 3、Used in an easy way, compact refractometer is light in weight, convenient to keep up and carry around. 4、Convenient for your use, refractometer supports simple and easy-to-understand method. 5、Via accurancy craft by many experts, such a refractometer is entitled with high performance according to strict rule. Specification: Item Type: Refractometer Model: RHB-20ATC Sugar Test Range: 0-20% Measurement Accuracy: 0.1% Material: Aluminum Automatic Temperature Compensation (ATC): 10℃~30℃ (50℉~86℉) Package List: 1 x Refractometer 1 x Dropper 1 x Screwdriver 1 x User Manual 1 x Cloth(color random) Package List 1 x Refractometer 1 x Dropper 1 x Screwdriver 1 x User Manual 1 x Cloth(color random)