1) Will keep you cool while you are watching amazing logo flashing light patterns 2) LED mini fan with customers flashing logos 3) Logo flashing mini fans have soft flexible fan blades with embedded LED 4) When the hand-held fan is turned on, it not only keeps you cool but the LED on fan blades make amazing logo light patterns in air 5) Sure to be a hit this year for concerts, fireworks display vendors, dance and events lanyards 6) Size: 4 - 1/4" 7) Colors: black, yellow, red, blue, green, silver 8) Imprint area: 1" x 1" 9) Battery: 3 x AAA