60 distance measure tools( show more) Range ( for extended Distances, use a target Plate) 0.05-60 meter( 0.164ft-196.80ft) Measuring accuracy typically: ± 3 mm Minimum unit displayed 1 mm Laser class II Laser type 635 nm, < 1 mW Automatic power off after 180 s Display illumination Yes Continuous measurement Yes Addition / subtraction Yes Battery life, 1.5V* 2 AAA battery up to 5000 measurements Dimensions and weight 116* 54* 35 mm, 155 g Operation Temperature Storage Temperature 0 ° C to + 40 ° C -2 5° C to + 70 ° C