Lignomat md-0 Mini-Ligno Moisture Meter 2 wood group settings for accuracy of meter. Comes with laminated card to look up wood species settings Reads from 6-25% in 1% increments 2 year warranty, with lifetime warranty for display Bright-large display easy to read in poorly lit areas. Fast, one-handed operation, unique on-off switch between pins turns meter on automatically, when pins are pushed in the wood.