Ultralast Lithium Ion 18650 3.7 V 2600 Ah Rechargeable Battery UL1865-26-1P 1 pk - Ace Hardware
Lithium Ion Rechargeable Battery - 18650 - 3200 mAh - 3.7 V – GuardDogSecurity
Amazon.com: PKCELL ICR18500 Battery 3.7V 1400mah Li-Ion Rechargeable with Button Top 6PC(They are not 1865mm Batteries Also Not AA Size Battery) : Health & Household