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
Polymer Lithium Ion Battery - 3.7v 2000mAh
60V 15Ah Li-ion Battery - NMC Lithium Ion Deep Cycle - Flat | Aegis Battery