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Item Tag: 21W

Powerful and Compact 21-Watt USB Solar Charger for Outdoors and Emergencies

QLbright Powerful and Compact 21-Watt USB Solar Charger • Up to 21 Watts of power to quickly and efficiently charge your USB devices. *• Ideal for emergencies or any type of outdoor activities.• Quickly recharge your phone or other USB devices with the sun’s energy.• So compact you can carry it in your backpack or car, and powerful enough to charge up to 2 devices simultaneously.• Durable and made to last.• Super efficient solar panels made with the best PET and EVA material.• Super High-Efficiency solar cells with up to 23% energy conversion, much more than ordinary solar panels.• 30-day Money Back Guarantee• Free Shipping * Note: This charger works best under direct sunlight. The more sunlight it receives, the more power it will produce. On cloudy days the charging rate will decrease.

Wasserstein 21W Portable Solar Panel Charger

Portable 6.89-in x 11.89-in x 1.1-in 21-Watt Portable Solar Panel. Includes panel only. No battery or cables. ✔ HIGHLY EFFICIENT SOLAR CELLS – Its solar cells are capable of efficiently converting up to 22% of solar energy into power under ideal sunlight and temperature conditions.

Renogy E.FLEX 21 Portable Solar Panel (R21EF-US) NEW Open Box Never Used

The Renogy E.FLEX 21 Portable Solar Panel is a black, rigid solar panel made of plastic, designed for off-grid use. It features monocrystalline solar technology, a power source of 21 watts, and a voltage of 5V. This portable and foldable solar panel is ideal for recreational vehicles, camping, hiking, and home use. With a current output of 10 A or less and a waterproof design, it is a versatile and reliable choice for alternative energy supplies.

ALLPOWERS Solar Panel 5V 21W Portable Solar Charger USB Output For Camping Hike

Why Choose ALLPOWERS Solar Charger?Sunpower solar charger has high efficiency conversion rate, so it can capture more sunlight than conventional solar panels, do not need much sunlight to charge items. The transformation effeciency is up to 23%-25%, while most of the similar products on the market is 15% or even lower .