Taken 16650 Rechargeable Battery, 16650 Battery 1800mAh 3.7V Li-ion Rechargeable Battery with Button Top for Flashlights Torches - 2 Pack
Amazon.com: 16650 Rechargeable Battery with Battery Charger, 16650 Protected 3.7V Rechargeable Battery 1800mAh (2 Pack) - [Replacement for 2 x CR123 ] : Health & Household
Bering Optics Rechargeable Battery Extender
Amazon.com: Taken 16650 Rechargeable Battery, 16650 Battery 1800mAh 3.7V Li-ion Rechargeable Battery with Button Top for Flashlights Torches - 1 Pack : Health & Household
Amazon.com: Taken 16650 Rechargeable Battery, 16650 Battery 1800mAh 3.7V Li-ion Rechargeable Battery with Button Top for Flashlights Torches - 2 Pack : Health & Household
3.7V 2500mAh 16650 Lithium Ion Rechargeable Batteries Sanyo UR16650Z