DozyAnt Patio LED Umbrella Pole Lights (For Outdoor Pole Light, Battery Operated) Made of ABS Shell, Light and Compact, Perfect for Camping Tents (With 24 Bright and Powerful 12,000 Lux) Super Bright - 24 powerful big LEDs 3 Mode - Low(Inter 4 LED bulbs), Middle(Outer 20 LED bulbs), High(All 24 LED bulbs) Adjustable Clamp - Fit tightly for most umbrellas with a 1.5 to 2 inches diameter pole. Top quality thick black ABS shell. 3 x AA Batteries (Not included) - Commonly available batteries which can be purchased anywhere.