What is it?
It’s a simple cycling computer that uses a wheel-mounted sensor + head unit to measure and display riding data like speed, distance, and time. It is not GPS-based — it calculates speed from wheel rotations (using a set tyre size input).
 Key Specifications
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Current speed: up to 99.9 km/h
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Average / max speed: yes
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Trip distance: up to 9999.99 km
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Total distance: up to 99999.9 km
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Elapsed time: up to 99:59:59
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Clock: 24-hour format (or 12-hour option)
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Transmission: Wireless speed sensor (magnet/analog type)
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Tire size range: 100 mm – 3999 mm (default 2096 mm)
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Battery: CR2032 Ă—1 (computer + sensor)
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Battery life: ~1 year (computer), ~10,000 km (sensor)
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Dimensions: 67.5 Ă— 43.0 Ă— 14.5 mm
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Weight: 31.5 g
 Key Benefits
- Simple, reliable speed and distance tracking
- Long battery life with low maintenance
- Lightweight and compact design
- Works without GPS or phone connection
- Accurate when properly calibrated (tyre size input)
- Auto start/stop and auto power saving
 Who is it best suited for?
- Beginner cyclists
- Commuters needing basic ride data
- Training riders who want simple speed tracking
- Riders who prefer non-GPS, low-cost devices
- Cyclists wanting long battery life and simplicity
 Overall
This is a basic, reliable wired-style (sensor-based) cycling computer focused on essential ride metrics only. It’s built for simplicity and durability rather than advanced navigation or smart features.
 Pros
- Very lightweight (31.5 g)
- Long battery life
- Affordable and simple to use
- Accurate speed measurement when calibrated
- No phone or GPS required
 Limitations
- No GPS tracking or mapping
- No heart rate, power, or smart features
- Requires sensor alignment and tyre size setup
- Less data compared to modern bike computers
- Not suitable for advanced training analysis
 Bottom line
This cycling computer is a simple, dependable speed and distance tracker. It’s ideal for riders who want basic ride data without the complexity or cost of GPS-enabled cycling computers.
