10‑Cell 18650 Power Bank Module – 5 V/2 A Dual‑USB Output, LED Display & Fast‑Charge PCB

Build your own high‑capacity power bank with this 10‑cell 18650 battery module. Dual USB‑A ports deliver up to 5 V / 2 A each, while smart ICs enable fast‑charge, over‑charge, over‑discharge, and short‑circuit protection. On‑board LED percentage display shows real‑time capacity; micro‑USB and USB‑C inputs support convenient recharging. Perfect for makers upgrading old laptop cells into a rugged backup pack for phones, tablets, IoT devices, and outdoor projects.