BEVA CM84 is an ideal rugged land measuring tool features Area & Length & Circumference & Price setting & Total Fare Calculation for a large range of applications from Agriculture, Forest and Biology, Mining, Surveying, Nautical, Hydrographic studies, Engineering disciplines, Geographical (GIS) and Urban information systems, Municipalities and Public works directorates, Electricity, Electronics, Geological studies, Sporting, National Real Estate-land survey directorates, Remote sensing, Public sector and institutions, Planning and First draft projects, Military...There are four different area unit of this measure: M squared, sq.ft, acre, Square hectareMain Features and Benefits It measures the length, width and area of the farm through satellites, and also has the function of unit price set and fare calculating. The product has been widely used in many agricultural activities for its creative handheld design and high performance and price ratio. CM84 Land Measurer is a very helpful tool for users? outdoor land measurement. It enjoys high reputation from users especially from forestry and agriculture.Specifications: Power Supply: 18650 battery, 3.7V 2200mAh Display: 2.4 inch, colorful Work: -20?---60? Storage: -30?---70? Dimension: 3.6*1.7*0.96 inch Weight: 0.39lb Measurement Error: 1-2% Working Time: 12 hours and more(Default brightness) Measuring Method: Manual or automaticWhat?s in the Box: 1 x BEVA Land Meter 1 x 18650 Battery 1 x Wristlet 1 X USB Charging Cable