EQUIPMENT DETAILS

The CHCNAV i89 is a modern IMU-RTK GNSS receiver combining high-precision satellite positioning with visual surveying, photogrammetry, and AR navigation. The unit has been used carefully in professional workflows and shows minimal signs of use. 

Key features

• Multi-GNSS support with 1408 channels (GPS, GLONASS, Galileo, BeiDou)
• Integrated Auto-IMU (200 Hz) with pole tilt compensation up to 60°
• Dual-camera visual surveying for video-based measurements
• Video photogrammetry for 3D modeling of buildings, facades, and terrain
• AR navigation and visual stakeout for faster field operations
• Long battery life (up to approx. 16.5 hours)
• Rugged design: IP68 dust and water protection, drop resistance up to 2 m
• Compact and lightweight (~750 g)

Condition

Used, professionally maintained, and in excellent working condition.
Fully tested and operational, with only minimal cosmetic signs of use.
 
What’s included

• CHCNAV i89 GNSS receiver (2024 model) — 1 pc
• Hand controller — 1 pc
• Carbon fiber survey rod — 1 pc
• GNSS module
• Manufacturer hard case / carrying case

 Support

Manufacturer / distributor support for the unit is included until June 2026.

Quality Control & delivery 
If the buyer selects the optional Quality Control service, the unit will be inspected before shipment and the delivered contents will be verified against the listing.

All transactions are processed through the Topotronix marketplace with buyer protection and dispute resolution handled at platform level.