Patio Umbrella Lights, Rechargeable TOTOBAY 28 LEDs Cordless Umbrella Pole Light for Patio Umbrellas, Camping Tents and Other Outdoor Use, 2 Level Dimming Switch( Warm Light )

–Built-in Rechargeable Batteries.–Much Environmental-friendly and Energy .– Efficient than Other Old Version.1.This patio umbrella light could be recharged by power bank notebook power adapter, it would be about 8 hours. The light will be on 18-54 hours.2.The batteries are well shielded and need no change. Please do not screw out the cover.3.The umbrella light equipped with a matched charging USB cable. And the adapter is not included.High light with 28 leds on - switch to the rightDim light with 8 leds on - switch to the leftShut off - switch to the middleAdjustable ClampPole mounted fit pole size from (0.78in to 2.04in) in diameter, suitable for most patio umbrellas.Widely Application LED Umbrella LightsSuitable for camping, barbecue, play CARDS, or sitting in the yard in the evening with your families or friends, and so on.Light Size: 7-7/8"" x 7-7/8"" x 1-7/8""LED number: 28LED Lifetime: 50,000 hoursLumen: MAX 400lm at high light / Min 120lm at dim lightUsage time: over 18h at high light / over 54h at dim lightClamp diameter: 0.78in to 2.04in (2cm to 5.2cm)(± 0.1cm)Charging time: 8h(with plug in)Charging cable length: 98.2cmInserted battery: 3.7V,4400Mah1*28LED warm umbrella light?2 chargeable batteries built-in?1*USB charging cable1*manual