High Performance Kolida Gnss K58 Plus Rtk Best-in-Class Signal Tracking Capability. 965 GNSS Channels: Best-in-class signal tracking with GPS, GLONASS, BDS, GALILEO, and QZSS support. 60 Degree Tilt Accuracy: Inertial measurement allows up to 60-degree tilt with 2cm accuracy without reactivation. 20 Hours Battery Life: Dual hot-swappable batteries provide up to 20 hours of continuous working time. L-Band Correction Service: Receives B2b signal via L-band for precise single point positioning without base station. IP68 Waterproof Rating: Sealed against sand and dust, withstanding 2m pole drop on concrete. Fast RTK Initialization: Initialization time of 2-8 seconds with reliability exceeding 99.99%. Centimeter Level Accuracy: High precision static and RTK positioning with horizontal accuracy down to 2.5mm. One Year Warranty: All products undergo strict quality checks and come with a one-year warranty.