Shimano STEPS BT-E8014 Battery for Down Tube (418 Wh).
Features
Specific design for MTB
Low profile
Resistant to shocks and vibrations
Waterproof
Durable battery
Constant charging
Can be used with the BM-E8010 set
Compatibility ensured with current EC-E6000 model and current frame mount
Specifications
Capacity: 418 Wh (36 V, 11.6 Ah)
Useful life of the battery: * 1,000 cycles * After 1,000 cycles of complete charge it remains above 300 Wh = 60% (indicative values)