Brand new, high quality, small, lightweight, long life.
<br />Specially designed for the vocational rider or casual cyclist.
<br />Simple to use, long lasting, and safety attached
<br />Easy mount and release , installed in seconds before you get ready to ride
<br />Secure, remains securely locked in position, even during off-road use
<br />Durable and water resistant
<br />Waterproof, shockproof.
<br />3 Kinds of switch : Full light, Fast flash, Flash
<br />Power :CR2016 batteries (included)
<br />Light color :Red, blue, green, Multicolor