Features1Material: optical components with built in digital technology for distance measurement. Two operating modes, green mode and normal mode. 2Green Mode: Designed for golfers, it can easily measure the distance from your standing position to the cup. 3General Mode: Can be used in other situations. First, enter the height of the desired target. Then the digital 7x golfs rangefinder will calculate the distance between you and the target. 4Carbuncle Coated Optical Lens: With anti ultraviolet, glare and anti scratch functions. Align the digital range sign with the pushpin, press the button, and the distance in yards will be automatically displayed. 5Function: This is a golfs observation instrument that uses optical and digital technology to measure distance. This is a distance testing device. There is no energy radiation in any form, and there is no damage or damage to the human body during the activities of measuring distance.SpecificationItem Type: Golfs RangefinderMaterial: PlasticProduct Size: Approx.9.5cm / 3.7inBattery Type: 2 x CR2032 (Delivered with Supporting Battery)Battery Model: 3VBattery Capacity: 210mAhObjective Lens: Approx.28mm / 1.1inEyepiece: Approx.16mm / 0.6in28 Magnification: 7 TimesLong Test Distance: 930 YardsViewing Angle: 7.8 DegreePurpose: Golfs RangefinderWeight: Approx.130g / 4.6ozPackage List1 x Rangefinder 2 x Button Battery 1 x Storage Bag 1 x Hanging Line 1 x Wiping Cloth 1 x User Manual