GPS Accessories
S1 Portable GPS GPS GLONASS SBAS BeiDou Land Measuring Meter Mountain Measurement 2.4 inch Screen Land Surveying Tool
2.4-inch large screen is easy to read It is used for measuring straight lines,curves distances. Color:Yellow+ Black Application:Land Surveying Function:Multi-function Welcome and I wish you a happy life, my friendo
https://www.bizrate.co.uk/gpsaccessories/s1-portable-gps-gps-glonass-oid40405121656.html