3 Brightness Mode: Suit your need for different brightness on different occasions. Press once for 4 LED lights, press twice for 20 LED lights, press three times for 24 LED lights.
Convenient: Easy to clamp to your umbrella with the built-in auto adjustable strong clamp. No need for extra tools, fit pole size from 0.86 inch to 1.81 inch in diameter.
Multiple Functions: Suitable for camping, BBQ, Indoor and Outdoor use.
Energy Saving: 28 energy-saving LED bulbs, led energy saving and environmental friendly.