RAVPower 15000mAh Portable Dual USB Solar Charger $16 at Amazon
Amazon with spectrum-US has the RAVPower 15,000mAh IPX4 Splashproof Dustproof Portable Dual USB Solar Charger Power Bank Battery Pack with Flashlight (US-RP-PB-003; orange/yellow) for $40 - 60% off coupon (check "extra savings" box) =
$16 with free shipping on $25+ or with Prime.
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