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3.7 V Hydax Lithium Ion Single Cell Battery, Capacity: 1600 Mah
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Improve Lithium Polymer Li-ion Batteries 106070 3.7V 5000mAh Battery Lipo Single Cell with High Capacity - China 5000mAh Li Polymer Battery and 106070 Lithium Battery price | Made-in-China.com
PRBA - The Rechargeable Battery Association Safety Policy on Use and Handling of Stand-alone Cylindrical Lithium ion Cells - Portable Rechargeable Battery Association (PRBA)