Features: Accurately measure sugar levels-in fruits with our handheld-refractometer, an essential tool for any fruit-grower or home-gardener. Made-of durable aluminum, this refractometer is lightweight and easy to use, providing accurate-results with just a few drops of-juice. Perfect for anyone who wants to ensure their fruit is ripe-and ready to eat, whether you're a professional farmer or just growing a few trees in your backyard. Use it to test the sugar content of various fruits, from grapes-and apples-to melons and citrus-fruits, and make sure you're harvesting them at the-peak of their sweetness. With a measuring-range of 0-32% Brix, this refractometer is a must-have for anyone who-cares about the quality and flavor of their fruit. Specifications: Material:Aluminium Length:Approx.17.3cm/6.81inch Color:Black Net Weight:130g Measuring range: 0-32% Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Prism-Seat 1x Detection-Prism 1x Cover Plate 1x Adjusting Screw 1x Lens Barrel-And Handle 1x Visibility Adjusting Handwheel 1x Eyepiece