Compact palm-style GNSS receiver from ComNav's SinoGNSS line, tracking 50+ satellites across GPS, BeiDou, GLONASS, Galileo, QZSS and IRNSS on a high-channel-count board. It weighs under 700g, is IP67-rated for dust and water, and pairs a 10,000mAh battery for all-day fieldwork with dual-mode Bluetooth 5.0 and NFC for quick pairing to a data controller. Tilt compensation up to 120 degrees keeps centimeter-level accuracy even when the pole isn't perfectly level.