I try to use AC power, no battery.

我尝试使用交流电源，没有电池。

youdao

What, no battery?

什么是无电池？

youdao

Wind up musical motor, no battery required.

风起音乐电机，无电池要求。

youdao

But Paul Woods says that idea is limited by the batteries used to store energy and that there is no battery currently available that can power long-haul trucks or heavy machinery.

VOA: standard.2009.09.02

And so, after more than a week, I can report: no battery issues.

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No battery is needed because devices reading data from the chip will provide power by induction.

BBC: NEWS | Technology | Tiny wireless memory chip debuts

The wheel itself is simply a batwing-esque shell that you slot a Move into, requiring no battery power of its own.

ENGADGET: Sony PlayStation Move Racing Wheel hands-on (video)