eyoyo Waterproof 6X Multifunction Golf Hunting Range Finder Distance Meter Speed Measurer with Ranging, Scan, Flagpole Lock, Fog and Speed Function (5-700 Yard) Specifications: type:905nm Measuring range of distance:5-700 Measuring range of speed:0-300KM/h Magnification:6X Eye piece size:16mm Exit pupil diameter:3.8mm Range measure accuracy:±1Y（±0.2%） Speed measure accuracy:±5KM/h Net weight:180g Dimensions:110x75x45mm Operating temperatures:-10℃—50℃ Battery:CR2-3v What's included in the package: 1 x RangeFinder 1 x 3V CR2 Battery 1 x Carrying case 1 x User manual 1 x Strap 1 x Cleaning Cloth