famous brand high quality resonable price APRESYS PRO20000 laser rangefinder with the role of distance, small size, light ... low power consumption, easy to carry and so on.1,Wavelength:1064nm;2,Minimum range:50M;3,Maximum range: ... min8,Work:5 times / min;10,Beam divergence angle:1 mrad;11,As the magnification:7 times;12,F.O ... battery;14,Weight:2KG (without batteries); Apresys Pro20000 Laser rangefinder