Amazon.com: Popular Mechanics USB Rechargeable AA Batteries - 1.5V 1600 mAh Lithium Ion Battery - Bundle Contains Battery Storage Case, 2X Dual Micro- USB Cables and 2.4A Wall Charger (8 Pack) : Health & Household
Amazon.com: AA Batteries - USB Rechargeable Double A Lithium Batteries - Li-ion Battery Cell - 1.5V / 1700mAH (4-Pack) - Not NI-MH/NI-CD/Alkaline Batteries - ECO-Friendly and Recyclable - No Memory Effect(Green) :
Coast ZX210 ZITHION-X Micro-USB Rechargeable Battery for HX5 Flashlight ZX210 - The Home Depot
SureFire Micro USB Lithium Ion Rechargeable Battery
Adafruit Micro-Lipo Charger for LiPoly Batt with USB Type C Jack : ID 4410 : $5.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Ces USB Rechargeable AA Batteries 1.5V/2775mwh Lithium Battery Quick-Charge 1.5 Hours with Micro-USB Charging Battery for Walkman - China AA Micro USB Battery and 1.5V 1850mAh Rechargeable Li-Polymer Battery price | Made-in-China.com
Micro-B Cable and Battery Holder Bundle for micro:bit - STEM Education Works