Universal 6V 3.5W Solar Power Panel Charger USB OTG Portable Solar Charger Device Mobile Solar Panel Power Bank Source for Phone Outdoor

1.high conversion rate, high efficiency output 2.remarkable effect of weak light 3.the mining height are broken light transmittance high quality toughened glass 4.unique technology makes the component beautiful strong wind resistance, installation is convenient 5.unique technology to avoid water accumulation in the frame freeze and deformation