Specifications:- CAMPAGNOLO Battery ´´EPS V4 12s´´- Electronic Power Shift (EPS)- 10% higher capacity in comparison to V3 battery- Ø: 16,6 mm- Length: 259 mm- Cable lengths: 1380 mm (interface), 930 mm (rear derailleur), 600 mm (front derailleur)- Weight: 135 g- Originalnumber PU19-12EPS.