Cyseekin E-Bike Blog

E-Bike Ratgeber
E-Bike-Akku neben Smartphone mit abstrakter Batteriepass-Ansicht

EU Battery Passport 2027 for E-Bikes: What Buyers Really Need to Know

From February 18, 2027, the EU battery passport applies to affected new e-bike batteries. Find out what data is visible and what the QR code does not prove.

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E-Bike Ratgeber
Radfahrer prüft den Helm über einer dünnen Wintermütze vor der Fahrt

Beanie under a bike helmet: How to ensure your helmet fits properly in winter

A thin beanie may fit under a bicycle helmet. Here’s how to check the manufacturer’s guidance, fit, sizing ring, and straps without forcing a thick winter hat underneath.

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E-Bike Ratgeber
Radfahrer prüft seine reflektierende Weste neben einem beleuchteten Cityrad

High-visibility vest while cycling: required in Germany or just a good idea?

Cyclists are not generally required to wear high-visibility vests. Lights and reflectors are still mandatory; the vest is only an additional safety measure.

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E-Bike Ratgeber
E-Bike-Fahrerin mit eingeschaltetem Licht auf einem nebligen Radweg

Riding an e-bike in fog: lights, visibility, and when to turn back

Riding an e-bike in fog: use your lights correctly, adjust your speed to the actual visibility, and set clear limits for turning back on unsafe stretches.

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E-Bike Ratgeber
Radfahrer prüft den Vorderreifen seines E-Bikes vor einer Herbstfahrt

E-bike fall check: Check the lights, brakes, tires, and battery in 15 minutes

With this e-bike autumn check, inspect the lights, brakes, tires, secure components, and battery in 15 minutes - with clear points for stopping.

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E-Bike Ratgeber
Fahrradspiegel am Lenker mit freiem Sichtfeld nach hinten

Choosing and Adjusting a Bike Mirror: Bar End, Clamp, and Field of View

Bar-end mirror or clamp? This guide shows you how to choose the right bike mirror, mount it securely, and test the field of view.

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E-Bike Ratgeber
Pendlerin prüft die Beleuchtung ihres E-Bikes vor einer Fahrt in der Dämmerung

Time change on October 25, 2026: Prepare for commuting by e-bike in the dark

Clock change on October 25, 2026: How e-bike commuters can check their lights, reflectors, bike, and route before the first darker workweek.

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E-Bike Ratgeber
E-Bike-Pendlerin prüft vor einer glatten Straße die DWD-Warnlage

Read the DWD ice warning: When it’s better to skip your e-bike commute

How to read DWD ice warnings before your e-bike commute: check the area, time period, and route, recognize stop signals, and make safe alternative plans.

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E-Bike Ratgeber
Radfahrerin fährt bei tief stehender Herbstsonne mit großem Abstand

Low sun while cycling: adjust visibility, speed, and following distance accordingly

Low sun while cycling: Adjust your visibility, speed, and distance, plan for glare, and watch out for oncoming traffic that may be dazzled.

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