PKCELL Flat Top 18650 3.7V 3000mAh Rechargeable Li-Ion Battery
Amazon.com: PKCELL ICR17500 Battery 3.7V 1100mah A Size Lithium Rechargeable Batteries with Flat Top 2pcs(They are not 1865mm Size Battery) : Health & Household
EBL 4-Pack 3.7V 2800mAh CR123A 16340 Rechargeable Batteries for Torch Camera Flashlight - Walmart.com
Amazon.com: EEMB 3.7V Lipo Battery 300mAh 602030 Lithium Polymer ion Battery Rechargeable Lithium ion Polymer Battery with JST Connector Make Sure Device Polarity Matches with Battery Before Purchase!!! : Health & Household