Power banks
Cellularline FREEPOWER DUAL ULTRA reviews
Product specifications and review coverage for this exact model.
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Product overview
Cellularline FREEPOWER6600W is listed in the power banks category. The recorded specifications include battery capacity: 6600 mAh. This entry covers manufacturer code FREEPOWER6600W. Specifications relate to this exact source record; other editions or packages may differ.
Automatically assembled from the source specifications. This is a factual summary, not a hands-on review.
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The COR Score gives each publisher one rating. Scores are converted to the same five-point scale.
Specifications
Manufacturer code: FREEPOWER6600W. Icecat product 25588563 · Checked 15 Sep 2026. The source lists this code for Great Britain. No specifications are transferred from other editions.
Key specifications
The main features to compare for this exact model. Missing details are not assumed.
| Battery capacity | 6600 mAh |
|---|---|
| Maximum devices charged together | 2 |
More product specifications
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Connections & wireless1 detail
| USB ports quantity | 2 |
|---|
Power & battery5 details
| Charging source | USB |
|---|---|
| Input voltage | 5 V |
| Input current | 2 A |
| Output voltage | 5 V |
| Output current | 2.1 A |
Design & dimensions1 detail
| Product colour | White |
|---|
Software & compatibility1 detail
| Charger compatibility | Universal |
|---|
Further product details1 detail
| LED indicators | Charging |
|---|
Packaging & supplied accessories1 detail
| Cables included | Micro-USB |
|---|
Specifications describe the supplied product data, not measured review results. Battery life, range and performance figures are source claims and can vary with use.