BikeGearz(tm) High Intensity Red 5 LED Bike - Bicycle - Cycling Flashing Rear Safety Tail Light with 6 Modes 6 Modes: Steady light, 2 flashing/strobe light modes, 3 chasing light modes 5 Super Bright High Intensity LED Lights visible up to 1/2 mile - 800 meters/2500 feet BikeGearz (tm) 5 LED safety light is great for Bicycles, strollers, joggers, hiking. walking, playing sports, events, car emergencies, camping Extra long battery life - Lasts for up to 200 hours using 2 AAA alkaline batteries Lifetime LED bulbs never need replacing- LEDs last over 50,000 hours per bulb