Its electric battery can provide you with anywhere between 4 and 10 hours of power, depending on your cruising speed.
它的蓄电池可以提供给4到10小时的电力，具体时间取决于你的航行速度。
3
Ultracapacitors capture waste energy from the brakes and reuse it for accelerating, meaning the fuel cell only needs to provide the smaller amount of power for cruising.