Easily and securely mounted inside the seatpost, the WE Battery is well protected from water or salt intrusion and provides long-term performance reliability with almost no weight penalty.

- Power cables run inside the seat-tube to the WE front derailleur and through the chainstay to the WE rear derailluer
- Centrally located on the bike to eliminate adverse handling characteristics
- 7.4V LI-ION battery provides around 4,000 to 6,000km charge life (depending on riding and shifting style)
- Fit and forget, no need to remove for recharging
- Charger, battery and power cables included