3.6V 4400 Mah Li-Ion Rechargeable Battery 18650 - Calcutta Electronics
Rechargeable Lithium Ion Battery 18650 3.7V 4400mAh 5000mAh 6000mAh 6800mAh 1s2p for Solar Fan - China Lithium Ion Battery 18650 3.7V 4400mAh, 4400mAh 3.7V Li Polymer Battery | Made-in-China.com
4.4Ah 18650 Lithium Ion Battery Pack 7.4V 4400Mah Battery Pack With Blue-Blue Pcb Wires: Amazon.co.uk: DIY & Tools