Listed capacities include 4,500 mAh and 10,000 mAh. One listing shows 0 mAh (unspecified), indicating the capacity was not provided in that item's details.
The listings show a range of watt outputs across units, including 3 W, 10 W, 12 W, and 15 W.
Reported heights range from about 3.0 to 4.11 inches, widths from about 1.8 to 2.63 inches, depths about 1.0 to 1.06 inches, and weights from about 0.24 to 0.47 pounds. One listing shows 0 inches/0 pounds (unspecified).
Listings mention Qi certification for wireless compatibility. They also describe circuit protections against over-discharge, over-charge, short circuit, and overload with automatic stop-charging behavior. Some magnetic units additionally highlight reduced heat generation via a cooling system.
Common accessories include a USB‑C cable (or USB‑A to USB‑C), a user manual, and occasionally a storage bag. Some magnetic power banks list a USB‑C to USB‑C cable; one listing notes accessories may be sold separately.