Echo J7 Cycle Computer Manual Jun 2026

Roll your bike on the ground, mark one tire rotation, measure the distance in mm, and enter that exact number.

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| Feature | Details | |---------|---------| | Power Source | CR2032 battery (computer) + magnets/sensor | | Wireless Range | ~70 cm (sensor to computer) | | Water Resistance | IP54 (splash resistant) | | Auto Start/Stop | Yes (motion sensor) | | Odometer Max | 9999.9 km/miles | | Speed Range | 0 – 99.9 km/h or mph | echo j7 cycle computer manual

If you are replacing an old battery and want to restore your previous total mileage:

: Clamp the magnet onto a wheel spoke. Align it directly with the sensor's guideline. Roll your bike on the ground, mark one

: Clamp the spoke magnet onto one of the spokes of the front wheel. Align for Signal

VII. Troubleshooting and Maintenance

Tracks the distance traveled since the last reset. CLK (Clock): Displays the current time of day.

The magnet must pass directly over the sensor's "sensing zone." Align it directly with the sensor's guideline

Calculates your average speed based on trip distance and elapsed time.

The Echo J7 is a wired, multi-function bicycle odometer and speedometer. It uses a magnetic sensor attached to your front wheel fork to calculate speed and distance based on the precise circumference of your bicycle tire. Key Functions : Displays your real-time speed.