famous brand high quality resonable price APRESYS PRO20000 laser rangefinder with the role of distance, small size, light weight, high ... precision, low power consumption, easy to carry and so on.1,Wavelength:1064nm;2,Minimum range:50M;3,Maximum range ... lithium polymer battery;14,Weight:2KG (without batteries); Apresys Pro20000 Laser rangefinder