Product Name:
Noyafa NF-188 GPS Land Meter LCD Screen Display Land Measuring Instrument

Features:
2.8 inch 320 x 240 large color screen that makes more clear and visually.
Any shap of earth square and girth can be measured ( upland and slope included ) .
Between any two points can be tested ( Length or Distance ).
Test data, Graphics trajectory, total amount of calculation can showed on the screen.
Measuring method : Manual and automatic.
Can keep and records 99 historical data. And also can scan ,find and delete them.

Descriptions:
Set up unit price according to the relative measuring units.
Extra money detect , lighting and backlight functions.
Configure 2 pcs of 3.7V/ 2000mAh batteries, can work 8-10 hours for each battery that can save the cost for you.

Specifications:
Model: NF-188
Color: blue
Square detect range: 0-999999.9 ㎡
Measuring error: 3-5%
Units: mu/ square / hectare / kilometres
Length detect range: 0-999999.9 M
Measuring error: 1-3 M
Power supply: 2pc3.7v 2000mAh battery (included)
Continuous working time: 8-10 hours
Dimensions: 174 x 76 x 28mm

Package Included:
1 x NF-188 GPS Land Meter

Notes:
1.Don't close to tall obstructions ( building , tree something like that ) because this device fit to outdoor empty test.
2.After searched 6 satellite to start work.
3.Don't measure less than 0.3 mu land.
4.Don't cross or overlap the trajectory when you measuring.
5.Before you measuring , please check the Latitude and longitude coordinates is steady.