HHJ GPS Injector

Search or click the map to place a point, then inject it — once or as a moving track — to an HHJ or KKlbs gadget over Web Bluetooth.

Device

Filter to known gadgetsShow only HHJ / KKlbs by name (off is most compatible)

Linkdisconnected Auth— Device—

Needs Chrome or Edge. Serve over https:// or open as a local file://.

Latitude

Longitude

Altitude

metres

Speedm/s

Everys

Loop track

0 waypoints

China WGS-84 → GCJ-02 shiftOffset coordinates inside China Append NMEA *checksumOff by default CRLF between sentencesOff by default

Use only with hardware you own and are authorised to test.