Garmin Edge 530 GPS Bicycle Computer £171.78 @ Amazon Germany

Great price on this Garmin

---

Info added by @Sashecuador

Train like a professional
With the Garmin Edge 530, you can specifically improve your performance - keep track of fitness levels, training strain and driving performance. Divide steep ascents with ClimbPro and its data about incline, distance and altitude. As an MTB rider, analyse your grit, flow and airtime values. Find your perfect route on the pre-installed map of Europe. Be warn of sharp curves. Customise your edge with the Connected Features and stay in touch with your friends.

Highlights:
Compact design (50 x 82 x 20 mm)
Very easy to read in the sun
Pre-installed Europe map for navigation
Training plans and performance analysis
Smart notifications
Battery life up to 48 hours
ClimbPro for ascents and MTB values
Your training partner
With the Edge you can control your training perfectly. Control your VO2 max fitness level, exercise load, recovery times as well as your performance curve of the last weeks and months. MTB riders get personal grit, flow and airtime values and can record their downhill performance.
Always on track
Follow the best routes with the pre-installed map of Europe and Trendline Popularity routing. Before heavy rises, the ClimbPro function provides you with important data on incline, distance and altitude. MTBlers also have access to over 130,000 Trailforks routes as well as information on waypoints and difficulty levels.
Design on the handlebars
The edge looks good on any handlebar. The shape is aerodynamic, slim and compact - the device does not take up more space than necessary. At the same time, you always have your performance values optimally in view. This is ensured by the generous 2.6 inch colour display, which remains perfectly readable even in strong sunlight.
Connect yourself smartly
Connect IQ lets you download the best apps such as Strava, TrainingPeaks or Komoot directly to your device. With LiveTrack and GroupTrack your contacts know where you are. You can send messages directly to your passengers. If you cannot accept a call on the go, simply answer with a pre-made text message.

Drive safely
The Edge helps you with smart security features. It warns you of dangerous curves and protects your bike from theft by bike alarm. In the event of a breakdown, you can transmit your location and find it faster. In the event of an accident, automatically saved emergency addresses will be contacted.
Persistent to the goal
With the edge, even extended day trips are no problem: The battery has a run time of up to 24 hours, in battery saving mode even up to 48 hours. For even more endurance, the Garmin Charge battery pack, with which the Edge is compatible. So you don't have to think about charging before every tour.