b endurance, easy to charge it via equipped USB cable.
Data Record & Cash Detection -- It can save and record 99 historical data and figure track. Historical record can be viewed, inquired and deleted at any time. It's integrated with auxiliary function such as currency detection, which is convenient to use in daily life.
Wide Application -- Applicable to measurement of area such as farmland, green land, forest, water area, beach, factories and mines. Widely used in agriculture, forestry, water conservancy land management and tax as well as charging of agricultural machinery working.
2 Models Optional -- NF-188 or NF-198. Both of them feature area/ length measurement, auto/ manual testing mode, LED light and cash detection; NF-198 also features height/ barometric pressure/ satellite measurement, vehicle-carrier measurement mode, USB data transmission to PC, and NF-198 can measure girth together with area.

Note:
1. Please read the user manual carefully before use. (Even it NF-188 displays vehicle, it doesn't mean it has this measurement mode.)
2. Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding.

Specifications:
Model: NF-188/NF-198 (Optional)
Color: Grey & Blue
Material: ABS
Measuring Range: 0-999,999.99m² (Area); 0-999,999.99m (Length)
Measuring Error: 1-2% (Area below 0.5acre), ≤1% (Area above 0.5acre); 0.5-3m (Length)
Area Unit: acre/ m²/ hm²/ km²
Length Unit: m/ km
Built-in Battery: 1 * 3.7V 2000mAh Lithium Battery
Item Size: 174 * 76 * 28mm / 6.85 * 2.99 * 1.10in
Item Weight: 184g / 6.49oz
Package Size: 24 * 15.2 * 5.7cm / 9.45 * 5.98 * 2.24in
Package Weight: 380g / 13.40oz

Package List:
1 * GPS Land Meter
1 * USB Cable
1 * User Manual (English)
1 * Carry Bag