SRAM Battery - eTap / AXS Bicycle Shifters The SRAM AXS battery is the single, universal power source for all of your eTap® and AXS™ electronic components, representing a level simplification of your electronic ecosystem. This powerful, yet lightweight unit is fully interchangeable, simplifying charging, carrying spares, and maintenance across your entire range of SRAM wireless components. Executive Versatility and Reliability ✅ The AXS battery is designed for peak efficiency and comprehensive system compatibility: Universal Compatibility: Uses the same battery design for all AXS™ components and the original SRAM RED® eTap® groupsets. This includes: Front and rear eTap® AXS™ derailleurs Eagle AXS™ derailleurs (MTB) RockShox Reverb AXS™ seatpost ✅ Reliable Power: Provides consistent and reliable power to your wireless electronic system, ensuring crisp shifts when you need them most. Quick Convenience and Portability ✅ Ensuring minimal downtime and maximum rider convenience: Quick Charging: The battery charges in 60 minutes or less, ensuring minimal downtime between rides. Lightweight and Portable: It is incredibly lightweight (24) and easy to transport, making it simple to carry spares in a jersey pocket or saddle bag. The SRAM AXS Universal Battery is the choice for simplifying and powering all high-performance electronic components.