Di2 Battery – Definition & Detailed Explanation – Bicycle Components Glossary
I. What is a Di2 Battery? A Di2 battery is a rechargeable lithium-ion battery used in electronic shifting systems for bicycles. Di2 stands for “Digital Integrated Intelligence,” and it is a technology developed by Shimano for their high-end electronic shifting systems. The Di2 battery powers the front and rear derailleurs, as well as the shifters, … Read more