7000 humidity tester with probe

- LED bars indicate 'OK', 'WARNING' or 'DAMP' levels. - Designed for construction professionals. - Five scales - concrete, plaster, two wood and reference. - Interchangeable 2-pin probes. - 2 years warranty - Instruction manual - Certificate of conformity Scale 1 - wood 1 (W1) 6.0 to 40.0% Scale 2 - wood 2 (W2) 8.0 to 40.0% Scale 3 - plaster (P1) 0.1 to 15.0% Scale 4 - concrete (C1) 0.5 to 12.0% Scale 5 - linear or reference (Lin) 0 to 1000 Resolution 0.1% or 1 (linear scale Accuracy ±1% humidity Battery 3 x 1.5V AAA batteries Battery life 350 hours Display 12mm LCD Dimensions 25 x 56 x 128mm Weight 130 grams Housing ABS plastic with Biomaster antimicrobial technology Manufacturing country United Kingdom Guarantee two years Measuring scale % humidity and linear