StarLight LED Light for Patio Umbrella Poles & Tent Poles with 28 LEDs, 3-Level Dimming (Black) Super-convenient lighting for under a patio umbrella, under a canopy or event tent, or even use it in your house for emergency lighting. Opens up to snap onto poles easily (no need to lift or move the pole), and spring-loaded gripper pads fit poles from 1 inch to 1 3/4 inch. It can also be hung from a cord or hook. Three brightness levels give you the perfect light for all sorts of outdoor yard activities: Soft (4 LEDs), bright (24 LEDs), or extra bright (28 LEDs). Battery powered, so no wiring needed, no extension cords running over the yard. Efficient LEDs ensure both plenty of light and long battery life. Requires 4 AA batteries (not included)