2pcs For SHIMANO Di2 12 Speed Electronic Derailleur Emergency Battery

Details

• Emergency Charging Solution: Our electronic derailleur emergency battery serves as both a backup power source and an adapter, ensuring you have reliable power anywhere, anytime during your cycling excursions.
• Lightweight Mini Charger Adapter: As a mini bicycle battery charger adapter, it offers excellent portability with a compact body and included lanyard, ideal for cyclists seeking effortless carrying options.
• Stable Gold-Plated Connector Pins: The portable adapter charging head includes secure gold-plated probes that fit tightly for Shimano Di2-style electronic derailleurs for dependable power transfer.
• Intelligent LED And Protective Mechanisms: Smart indicator lights clearly display charging and discharge states, portable capsule power bank complemented by multiple layers of overcharge protection to ensure safe device handling.
• Powerful Yet Compact Battery: Equipped with a emergency bike charging battery boasting 500mAh capacity and Type-C rapid input, this item is suit for emergency charge needs onto the road or trail.