<b>TOTOBAY New Version with Bight 28 LEDs Patio Umbrella Light, Built-in Rechargeable Batteries,Much Environmental-friendly and Energy –efficient than Other Old Version.</b><br> <br> <b>2 level brightness:</b><br> ●High light with 28 leds on - switch to the right<br> ●Dim light with 8 leds on - switch to the left<br> ●Shut off - switch to the middle<br> <br> <b>Worry-free Warranty: TOTOTBAY is committed to provide high quality products, any problems and questions please feel free contact us.</b><br> <br> <b>Specifications:</b><br> Light Size: 7-7/8"" x 7-7/8"" x 1-7/8""<br> LED number: 28<br> LED Lifetime: 50,000 hours<br> Lumen: MAX - 400lm at high light / Min - 120lm at dim light<br> Usage time: over 18h at high light / over 54h at dim light<br> Clamp diameter: 0.78in to 2.04in (2cm to 5.2cm)(± 0.1cm)<br> Charging time: 8h(with plug in) <br> Charging cable length: 98.2cm<br> Inserted battery: 3.7V,4400Mah<br> <br> <b>Note:</b><br> 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.<br> 2.The batteries are well shielded and need no change. Please do not screw out the cover.<br> 3.The umbrella light equipped with a matched charging USB cable. And the adapter is not included. <br> <br><b> Package Contents:</b><br> 1*28LED umbrella light（2 chargeable batteries built-in）<br> 1*USB charging cable <br> 1*manual<br>