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Amazon.com: 2 Pcs 3.7V Rechargeable Batteries 1/2AA Lithium ion Battery icr14250 300mAh (Flat Top, 0.57 * 0.98inch, Shorter Than AA and AAA : Health & Household
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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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Primary Lithium Battery: AAA Energizer 1.5V, 1200mAh L92VP (Non-Rechargeable, 1.88Wh) - UN 38.3 Passed
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Amazon.com: elxjar (5-Pack) 3.7V BL-1 Li-ion Rechargeable Replacement Battery Compatible with BAOFENG BF-666S BF-777S BF-888S BF-999S, Retevis H-777, Arcshell AR-5, Ansoko : Electronics
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5pcs 3.7v 800mAh Lithium Battery with 5-in-1 Charger for Syma X5C X5C-1 X5 X5SC X5SW H5C V931 S5C S5W SS40 FQ36 T32 T5W H42 CW4 UAV 2.4G RC Quadcopter Spare Battery
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