Solar Powered & Zero Power BillThis solar grow light is equipped with a 14''x18'' solar panel, which could provide up to 4000mA of charging current under direct sunlight, and with 20000mAh of batteries, it could be fully charged around 5 hours at sunny day, and be luminous more than 12 hours with middle brightness after it is fully charged. Full Spectrum Sunlight LightEquipped with 108 high-efficiency LEDS, full spectrum 390nm-780nm, 4200K warm white, it is equivalent to a 200w halogen bulb, which could provide 3000 lumens of brightness and zero heat radiation, and the spectrum is similar to natural sunlight, could effectively provide plants with ample light, meet the light conditions your plants need most in all stages, from seed to germination to growth to flowering to results, it is suitable for all kinds of plants. Easy To InstallWith a total of 17ft of power cable(could search B0BFBT9489 to buy more extension cords if needed), simply fix the