Lighttells MD-500The Lighttells MD 500 is a capacitance based Moisture and Density Analyzer. It supports cherry, parchment, green beans and roasted beans measurement. Compact form factor design allows you to carry it everywhere you need for measuring moisture and density. MD 500 is necessities to coffee roasting vendors, coffee shop owners or home roasters. Accurac 0. 5% for moisture content and 1. 2g L for density Repeatability 0. 20% for moisture content Measurement