50pcs lithium ion battery 3.7v 3000mah 18650 bulk with pcb wires connector
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3 Pcs Batteries) 18650 Model Ultro High Drain 20A Flat Raise Head Top 3.7V Li-ion Battery 6800mAh Torch Doorbell Lamp Toys Game Button Top Batteries on OnBuy
KP Original - UltraFire BRC 18650 3.7V 7800mAh Li-ion Rechargeable Battery Pack of 1