For sale: SinoGNSS T300 RTK GNSS surveying device in excellent condition, ready for immediate use. Kit contents: * SinoGNSS T300 device * R550 controller with 4G chip * Survey Master software * Survey rod * Tripod * Tribrach * Original bag and all accessories Device features: ✅ Very high accuracy in surveying and positioning (RTK). ✅ Supports GPS, GLONASS, BeiDou, and Galileo. ✅ Suitable for engineering offices, contracting companies, and surveyors. ✅ The device works efficiently and has no issues. Guaranteed, very light use. Madinah, King Fahd district.