E-Z UP Event Light (4 Pack), Clear 8 Hours Runtime at Full Power (16 Hours at 50% Power).Super Bright 400 Lumen LED Light. Durable Engineered Design with Alloy Case. Powerful Magnet Built into Cap Allows Light to be Attached to Metal Surfaces One Button Operation. 3 Light Modes: 100% (400 Lumens), 50% Energy Saver (200 Lumens), Flashing. Micro USB/AC Charging Kit Provides Quick and E-Z Charging - Even When Event Light is in Use Battery Level Display Lights Indicate Level of Charge Available. Rechargeable Lithium-Ion Battery. CE/UL Compliant Included: 4-Pack Kit includes 4 Event Lights, 4 Micro USB Cords, 4 Chargers, 4 Large Truss Clips, 4 Small Truss Clips, 1 Nylon Carry Case Small Truss Clip fits all Vista shelters, Pyramid 10', Vantage 10', ES100S and Dome 10'. Large Truss Clip fits all Pro Umbrellas, all Eclipse shelters and HUT 10' shelter