1300mAh Wireless Battery for SRAM eTap AXS Dropper Seatpost
Keep your electronic drivetrain and dropper mechanisms operating reliably with this compatible Li-ion wireless battery engineered expressly for SRAM eTap AXS and EAGLE AXS ecosystems. Designed as a direct replacement for original equipment power cells, this unit delivers a verified 400mAh output that maintains consistent signal transmission across derailleur motors and wireless dropper seats. The compact polymer housing secures firmly within the host component, while the snap-fit connector allows riders to pull a pre-charged spare from a jersey pocket or frame mount and swap it in under ten seconds. Built to eliminate range anxiety, it supports consecutive gear shifts and post actuations without voltage drop, ensuring precision control whether you are navigating technical singletrack or tackling sustained climbs.
Benefits & Practical Riding Tips
- Quick Mid-Ride Swaps: Carry a fully charged backup in your pack. When your primary cell approaches its duty limit, slide out the old unit and insert the replacement instantly to maintain full electronic function through your final stage or commute.
- Smart Charge Monitoring: Sync your bicycle’s head unit or phone app via Bluetooth before every outing. Checking remaining percentage and firmware status helps you avoid surprise shutdowns and balances wear cycles across multiple battery packs.
- Extended Cycle Life: Store spare units in a climate-controlled area away from direct sunlight. Keeping Li-ion cells between forty and eighty percent charge when parked prolongs chemical stability and preserves maximum capacity over years of regular use.
Product Specifications
- Battery Chemistry: Lithium-ion (Li-ion)
- Verified Capacity: 400mAh
- Enclosure Material: Refined engineering plastic
- Finish Color: Matte Black
- External Dimensions: 4.5cm × 2.5cm × 1.9cm (1.77in × 0.98in × 0.75in)
- Net Weight: Approximately 19g
- Manufacturing Region: Mainland China
- Component Role: Wireless electronic shift receiver & dropper post actuator power supply
Package Includes:
- 1× Compatible wireless transmission battery module
Usage Reminder: This is a third-party compatible replacement component. Always confirm your host electronics recognize the new cell after installation, and avoid exposing the battery contacts to moisture or abrasive debris during routine cleaning. Original packaging or protective caps from your manufacturer are recommended for long-term storage.
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