1.3 brightness Mode--press once for 4 LED lights(Dim),press twice for 24 LED lights(Bright), or press three times for 28 LED lights(Super Bright).Suit your need for different brightness on different occasions.2. Convenient--No need for extra tools,easy to clamp to your umbrella with the built-in auto adjustable strong clamp,also can be hung anywhere using the two hooks, pole mounted, fit pole size from 0.86 inch to 1.81 inch in diameter.3. Energy-saving and Bright--With 28 energy-saving LED bulbs,led energy saving and environmental friendly.4. Multiple functions--Suitable for camping,BBQ,playing CARDS,or lying on your leisure chair in the evening with your families or friends.5. Available electrical source--Requires 4*AA batteries (NOT INCLUDED),which can be easily purchased in common shops. Easy to carry and prepare for batteries backup.Produktbeschreibung Color Name:Warm White 28leds > Size :28 LEDs How many times have you found yourself sitting around the patio table in the evening,reading your favorite books and shielded by the umbrella,only to call it a night when the sun goes down? Or having a dinner and talk with your families or friends in the yard. umbrella lights is suitable for camping, BBQ, playing cards,or lying on your leisure chair in the evening with your families or friends.