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Amazon.com: VICMILE 3.7V 2000mah Li-ion Battery 2Pack with 2 USB Chargers SM-2P Plug 15C RC Recgargeble Battery Compatible with DE45 DE42 Remote Control Cars : Toys & Games
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Amazon.com: PKCELL ICR10440 Lithium Ion Rechargeable Battery 3.7V 350mAh with USB Charger (2pc Button top +Charger)(They are not AA Size Battery) : Health & Household
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Lithium Ion Polymer Battery with Short Cable - 3.7V 420mAh : ID 4236 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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Qura Power 3.7V 3000Mah Rechargeable Li-Ion Battery, Battery Type: Lithium- Ion, Model Name/Number: 1865022f
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Lithium Ion Polymer Battery - 3.7v 100mAh : ID 1570 : $5.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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