'Roof and Wall Moisture Scanner, Deep Reading Signal up to 4 In. in Roofing Insulation, Moisture Content 0-100 On A Relative Scale, Display Analog, Data Hold Yes, No Memory, For Use With Exterior Insulation And Finishing Systems, Non-Conductive Single Ply,Modified And Foamed Roofing Systems, Battery Type PP3 Alkaline, Includes Battery,Leather Carrying Case,User Guide, Manufacturers Warranty Length 1 year'