ALLPOWERS SP001 5V 21W Portable Foldable Solar Panel

No named independent test of this model was found yet, so only rated specs are shown.

Rated specs

Rated power	21W [maker]
Weight	610g/2.2lbs [maker]
Warranty	1-year Warranty [maker]

Checked against the maker page

Each of these 3 rows quotes the manufacturer page word for word. Some rows add specs from that page that are not in the summary table above.

Spec	Value	Quoted from the page
Rated power	21W	Peak Power 21W source
Weight	610g/2.2lbs	Weight 610g/2.2lbs source
Warranty	1-year Warranty	1-year Warranty source

By rated panel watts, the ALLPOWERS SP001 5V 21W Portable Foldable Solar Panel ranks 54 of 54 solar panels listed here (1 = largest).

Solar charge estimator

Uses the ALLPOWERS SP001 5V 21W Portable Foldable Solar Panel rated 21 W. Set the battery size, your peak sun hours and the share of rated watts you expect in real sun.

Battery to fill (Wh) Peak sun hours Real output share (%)

About 89 Wh per day, so roughly 11.2 days to fill 1000 Wh.

Prices by retailer

Retailer	Price	Read on
ALLPOWERS store	$39 [maker]	2026-11-01

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Similar models

Data checked on November 1, 2026. See how we research.

Sources

ALLPOWERS SP001 5V 21W Portable Foldable Solar Panel product page (checked 2026-11-01)