Te-Rich Handheld GPS GLONASS Land Area Measurer Calculation Meter Support GPS, GLONASS Navigation Satellite System, provide instant and precise positioning. Measure area and length of any shape (mountainous land, slope and flat field) 2.4 inch 128 x 160 large screen that makes more clear and visually Current satellite signal intensity & positioning precision showing Automatic farmland area & length measurement Te-Rich CM83 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... Main 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. CM83 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, mono color Work: -20℃---60℃ Storage: -30℃---70℃ Dimension: 3.6*1.7*0.96 inch Weight: 0.39lb Measurement Error: 1-2% Working Time: up to 32 hours Measuring Method: Manual or automatic