by / on 05/01/2013 at 2:27 pm

USB叉電環保電芯 慳電叉足100次

呢支唔係電池形狀嘅USB,而係可以用USB叉電嘅環保電芯,雖然今時今日我哋用電芯嘅機會少咗好多,但係呢個設計都幾環保吖,而且拎部notebook出嚟插埋呢兩粒電,成部notebook睇落幾新奇刺激。呢兩粒AA電池每次5小時(!)就可以叉爆電,叉足100次都唔會壞,售價美金$17.4,唔駛驚,呢個價錢係2粒電嘅。

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