for Shimano 12-Speed Di2 Battery Charger Adapter，4-pin to Type-C Portable Adapter Charging Head，Compact Emergency Bike Charging Cable

Stay powered on every ride with the Shimano 12-Speed Di2 Battery Charger Adapter. This essential portable adapter seamlessly converts your Di2 system’s proprietary 4-pin charging port to a universal USB Type-C interface, providing a compact and reliable emergency charging solution for cyclists. Crafted specifically for Shimano 12-speed Di2 electronic groupsets, this charging cable adapter ensurescompatibility and safe, efficient power delivery to your derailleur battery. Its ultra-compact and lightweight design makes it the perfect trail-side companion, easily stashing in any seat bag, jersey pocket, or tool kit for peace of mind on long-distance adventures, bikepacking trips, or competitive races. Product Features & Key Benefits: Precise Compatibility: Designed exclusively for Shimano 12-Speed Di2 systems. Ensures a secure connection and optimal charging protocol for your Di2 battery. 4-Pin to USB Type-C Adapter: Transforms the Di2 charging port into a modern Type-C input. Forget bulky original chargers; use any high-quality USB Type-C wall adapter, power bank, or portable charger for unparalleled convenience. Compact Emergency Charging Cable: Its small form factor is engineered for portability. This is your critical emergency bike charging cable to prevent a dead electronic shifting system mid-ride. Durable & Reliable Construction: Features reinforced connectors and a tangle-resistant cable designed to withstand the rigors of cycling. Built for reliable performance when you need it most. Simplify Your Charging Setup: Streamline your gear by using a single, multi-purpose power bank to charge your Shimano Di2 battery. Ideal for travel and reducing cable clutter. Never be caught with a depleted Di2 battery again. This portable adapter charging head offers the ultimate flexibility, allowing you to recharge from virtually any USB-C power source. Keep your electronic shifting precise and responsive—add the essential Shimano Di2 Battery Charger Adapter to your cycling essentials today.

• 【Universal Compatibility】Specifically designed for Shimano 12-speed Di2 electronic transmissions, this bike charger adapter is compatible with models including R9270, R9250, R8170, R8150, R7170, RX825, R9200P, and R8100P.
• 【Compact & Lightweight Design】Crafted from durable yet lightweight plastic material, this adapter boasts a compact size of 2.3*21*1.5cm (0.83*0.91*0.59in). Its small form factor makes it incredibly portable for emergency use, easily fitting in any seat bag or jersey pocket.
• 【Stable & Secure Connection】The adapter features a robust and stable structure that resists deformation, ensuring a reliable connection between your Di2 battery and the power source. It provides steady current transmission for safe and efficient charging every time.
• 【Modern Type-C Interface】Equipped with a universal USB Type-C port, this portable adapter allows you to charge your Shimano Di2 battery using any standard Type-C cable and power bank, wall charger, or car charger, offering ultimate convenience on the go.
• 【Vibrant Color Options】Available in a variety of colors, this compact emergency bike charging cable lets you personalize your gear. The distinct colors also make it easy to identify and organize in your toolkit or cycling bag.