22650 Li-Ion battery 3.6V - 3.7V with 3000mAh capacity and 15A discharge current | akkuteile.de
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