Come and see our amazing products. The premium bicycle lights can be installed in seconds without the need for any tools or other equipment. Add a light to your bike, backpack, helmet or other areas for maximum safety. Each of lights feature three specific modes of use-high, low and strobe-so you can be easily seen in early morning fog, dusk, nighttime, and dawn. These ultrabright LED lights feature two lithium ion batteries and offer visibility up to a half mile. Add your logo to the product and make it your next marketing giveaway. Batteries Included. Pls confirm further with us if any query about packing info, inventory status and time schedule.