1. Precise Distance Measurement This golf rangefinder uses precision optics and digital technology to accurately measure distances. It provides a and reliable method of distance testing without releasing energy that could harm the human body. 2. Dual Function The rangefinder two modes: green mode (lawn function), which is specially designed for golfers to easily measure distances between holes, and General mode (general function) to measure distances between user and target objects by entering the height of the target object. 3. COMPACT LIGHTWEIGHT The plastic golf rangefinder is compact in size (90 x 50 x 38 mm) and weighs approx. 200g. It features a 28mm lens, 16mm eyepiece and 7x magnification which ensures comfortable and accurate distance measurement. 4. Impressive measuring range: with a maximum test distance of 930 yards (1 yard 914 metres), this rangefinder a wide viewing angle of 7.8°. It is powered by two cr2032 button batteries.