Specifications:
- Compatible with: HELIX 9 MSI GPS G4N, HELIX 9 MDI GPS G4N, HELIX 9 CHIRP GPS G4N, HELIX 8 MSI GPS G4N, HELIX 8 MDI GPS G4N, HELIX 8 CHIRP GPS G4N, HELIX 9 MSI GPS G3N, HELIX 9 MDI GPS G3N, HELIX 9 CHIRP GPS G3N, HELIX 8 MSI GPS G3N, HELIX 8 MDI GPS G3N, HELIX 8 CHIRP GPS G3N. Will not fit first-generation HELIX 9 or HELIX 9 G2N models (please see UC H910).
- Not for use while trailering your boat