3PCS AA 12V Battery Holder, 8 AA Battery Holder Case Plastic Battery Storage Box with ON/Off Switch with 2.1mm x 5.5mm DC Plug +DC Power Pigtail Cable, for CCTV, DIY, Arduinos, Motors. Included components: 3 8 slots AA battery holder with housing cover, 3 12V 5.5 x 2.1mm cable.
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