Description: Checks the degree of dryness in firewood to conserve energy and reduce emissions Dual scale for most commonly used types of firewood RANGE, WOOD GROUP A (beech, linden, willow, ebony) RANGE, WOOD GROUP B (pedunculate oak, maple, alder, spruce, birch, ash) Simple one-button operation Stable, ergonomic housing Technical Data: Measuring range / accuracy: WOOD GROUP A 9%...23% / ± 2% WOOD GROUP B 11%...27% / ± 2% Package Contents: Inclusive: WoodTester Compact, protective cap with self-test function, battery