The life jacket GPS positioning device comprises a micro power consuming GPS positioning machine (4) and a plurality of aqueous medium batteries (5), which are connected.
救生衣gps定位装置包括相连接的微功耗gps定位机(4)和若干块上述水介质电池(5)。
The life jacket GPS positioning device comprises a micro power consuming GPS positioning machine (4) and a plurality of aqueous medium batteries (5), which are connected.
救生衣gps定位装置包括相连接的微功耗gps定位机(4)和若干块上述水介质电池(5)。
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