The EPS Power Unit is the systems source of power as well as the "brain" of the system, responsible for managing the battery pack, enabling and monitoring the front and rear derailleurs and communicating with the Interface Unit.
- Charging temperature: 32F to 113F
- Lithium Ion battery duration: 500km/month - 1500km, 1000km/month - 1800km, 2000km/month - 2000km
- Operational temperature: -4F to 140F
- Water proof to 1m for 30 minutes (IP67 Rated)
- Weathertight, o-ring sealed connectors