🚚 Free shipping on orders over €70.
Premium Technology. Intelligent Living.
◷QUALITY GUARANTEE | Easy Returns
🚚Free shipping on orders over €70.
Premium Technology. Intelligent Living.
◷ 2-Year Warranty | Easy Returns
🚚Free shipping on orders over €70.
Premium Technology. Intelligent Living.
◷ 2-Year Warranty | Easy Returns
Every Ride. Every Stat. At a Glance.
The Denarixx SD-558A is a precision cycling computer built for riders who demand real data without the clutter. A crisp dual-row LCD display puts 28 functions at your fingertips — from real-time speed to ambient temperature — all in a compact, weather-resistant unit that mounts in seconds and lasts for months on a single battery.
Key Features
- 28 riding functions — speed, distance, time, temperature, clock, calendar, stopwatch, and more
- Blue backlight — high-brightness cold-light source activates with any key press between 17:00–08:00; auto-off after ~4 seconds
- Dual-row, four-window display — read multiple stats simultaneously without scrolling
- Real-time & average speed — plus speed comparison indicator to track pace changes instantly
- Speeding alert — set a maximum speed threshold for safer riding
- Metric / Imperial toggle — switch units to suit any rider, anywhere
- 12/24-hour clock & perpetual calendar — always know the time and date on the road
- Celsius / Fahrenheit temperature display — ambient temperature at a glance
- Maintenance reminder — vehicle refueling and service alerts to keep your bike in peak condition
- Stopwatch function — precise timing for training and racing
- Auto-standby — conserves battery when the bike is stationary
- Universal fit — compatible with 4"–40" bicycles, e-bikes, and motorcycles
- Magnetic sensor — stable, accurate speed readings across a wide operating temperature range
- Rainproof & easy-clean housing — tool-free installation and removal
Specifications
- Model: SD-558A
- Dimensions: 90 × 45 × 15 mm
- Display area: 73 × 17 mm
- Cable length: ~82 cm
- Power: 1 × CR2032 button cell (included)
- Housing: Engineering-grade plastic with LCD display
- Packaging: Retail box with printed manual
Includes: SD-558A computer unit, magnetic sensor, mounting bracket, cable ties, CR2032 battery, and instruction manual.
PRODUCT DETAILS
Specifications
Product Type
Premium Technology
Design
Modern & Functional
Compatibility
Designed for everyday use
Quality
Premium Selection
ORDER INFORMATION
Shipping & Returns
Fast & Secure Shipping
We provide reliable shipping with tracking available for your order.
Order Support
Need help with your order? Our support team is here to assist you.
Returns
Returns are currently not accepted. If your product arrives damaged, defective or incorrect, please contact our support team.
Need Assistance?
Contact Denarixx Support and we'll be happy to help with your order.
THE DENARIXX EXPERIENCE
Smarter technology.
Smarter technology.
Better everyday living.
Discover modern technology designed to make everyday life simpler, smarter and more connected.
From AI and wearables to smart home devices and innovative accessories, Denarixx brings useful technology together in one place.
✓ Smart innovation
✓ Modern everyday essentials
✓ Carefully selected technology
THE DENARIXX EXPERIENCE
Technology for a smarter way of living.
Discover thoughtfully selected technology designed to fit naturally into modern everyday life.
Smart, practical and beautifully designed essentials — made for the way you live today.
✓ Smart innovation
✓ Modern lifestyle technology
✓ Designed for everyday living
