Traxxas 240mAh 3.7V LiPo Pack, QR-1 For the Traxxas QR-1 Quad Rotor Helicopter
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Traxxas 240mAh 3.7V LiPo Pack, QR-1 Part# 0-TRA6237
Charge with the USB powered charger provided with the QR-1 heli.