18650 Power Bank Case – USB‑C PD 22.5W + QC3.0, 15W Wireless, LCD (DIY Shell or Complete Pack, Black)

Fast charging with options. This 18650 power bank case supports USB‑C PD 22.5W and Qualcomm QC3.0 plus 15W wireless charging and an LCD percentage display. Buy it as a DIY shell to add your own cells, or as a complete, tested pack assembled by RenewSpark.

Features

• Modern charging: USB‑C PD 22.5W + QC3.0 fast charge, plus 15W wireless charging pad.
• LCD display: Real‑time battery percentage and status.
• Built‑in protections: Over‑charge, over‑discharge, short‑circuit, and over‑current protection.
• DIY or Ready: Choose the DIY Shell (no cells) or the Complete Pack with matched Samsung 25R cells, spot‑welded and tested.
• Color: Black.

Capacity guidance

Capacity depends on the cells used. For example, with multiple 18650 cells at 2500–3000mAh each, typical builds fall in the 15,000–24,000mAh range at 3.7V nominal.

What’s in the box

• DIY Shell: Case + control/charging board + hardware (no cells).
• Complete Pack: Fully assembled with matched Samsung 25R cells, charged and tested.

Backed by RenewSpark 30‑day money‑back guarantee.