Sunsbell Digital Golf Range Finder Scope Accurate Rangefinder with Bag,Laser Rangefinders Golf Distance Finder(Pack of 2) 7 Times magnification with 462 ft, field of view at 1000 yards Package include:2x Digital 7x Golf Range finder ;2 x User Manual in English;2 x Carry Strap;2 x Soft Case;2 x Cleaning Cloth Easy to use,we have a photo about how to install batteries, with a full view of the flag stick, just align the digital range marks with the pin, press a button and the distance in yards will display automatically. It uses precise optics and digital technology to measure distances. There are two modes of operation: Green Mode and General Mode. It is a very safe device of distance measuring, without any energy radiation. There is no any damage and destruction to the human body in the activity of distance measurement. Ideal for play golf, water sports, outdoor activities, bird watching, walking, climbing, travel