Campagnolo EPS V4 12s Power Unit. 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.
Weathertight o-ring sealed connectors
Lithium Ion battery duration: 500km/month - 1500km 1000km/month - 1800km 2000km/month - 2000km
Water proof to 1m for 30 minutes (IP67 Rated)
Operational temperature: -4F to 140F
Charging temperature: 32F to 113F
