Description Function: 1. Long distance: This golf rangefinder supports a maximum distance of 450 meters, allowing you to easily get measurements and information about most objects. 2. Ergonomic Design: This golf rangefinder has an ergonomic design for a comfortable grip, and this rangefinder is waterproof, dustproof, and drop-resistant. 3. Easy measurement: the definition of the eyepiece can be freely adjusted, which is convenient do measure distance, height, angle and speed. 4. Multiple Modes: This golf rangefinder provides continuous measurement mode, fog mode, speed mode, golf mode. 5. High accuracy: This golf rangefinder features a highly accurate measurement, with 6x magnification ensuring accuracy within 1 meter. Specifications: Item type: rangefinder do golf game Material: plastic cement Battery parameters: 2 x AAA batteries (battery not included) Measuring range: approx. 5-450 meters or 5,47-492,13 yards Mode: continuous measurement mode, fog mode, speed mode, golf mode Magnification: 6X Eyepiece size: approx. 16 mm or 0,63 inch (manual measurement, slight error may occur) Operating temperature: -10 - 40 ℃ Weight: approx. 291 g or 10,26 oz Package List: 1 x Golf Rangefinder (Battery Not Included) 1 x Storage 1 x Lanyard 1 x do Cleaning Cloth 1 x User Manual Run, Enter Distance Measurement Mode, Adjust Focus, Select Mode and Unit, and Measure.