Measure the moisture content of honey with this ergonomic, dip-type refractometer optimized for one-handed operation. It is easy to use, light and compact. This highly portable unit can take measurements out in the field or in the honey house. Measurement range 13% - 30%, accuracy +/- 0.2%. Automatic temperature compensation, IP65 water resistant classification, and easy to clean under running water. Requires 1-AAA battery, included.