This model is specially developed for the measuring of the water concentration in honey. It's FULLY EQUIPPED with ATC that automatically adjust itself to correct temperature discrepancies during use. Refractive index is very temperature dependent, it is important to use a refractometer with automatic temperature compensation to give you the most accurate measurement in any type of environment temperature. Capable of measuring with high accuracy and provides precise results and it's equipped with vivid and sharp reticle chart for easy and comfortable reading. It uses ambient light only and no batteries are needed. Made by experienced craftsmen and are unlikely to break down! Perfect model for the beginner! Very cheap material! Get a simple, lightweight, handy and precise Honey Refractometer for your reliable sweets index! Accessories included:1pc Pipette *Mini-screw driver*soft protective carrying case Many in stock! Ships ASAP from USA! Measuring Range: 10%-30%water Resolution Factor: 0.3%water Durable and built to last long Heavy-duty and lightweight with its aluminum construction Accessories included:1pc Pipette *Mini-screw driver*soft protective carrying Additional Details ------------------------------ Package quantity: 1 National Industrial Supply 30777 Rancho California, #891420 Temecula, CA 92589, USA Sales: 951.308.9269 Fax: 310.733.5480 E-mail: nisupply@gmail.com We prefer Paypal!