40 LED 8 color modes(look at video in the page),mutil-color RGB LED strobe light,Size: 0.98*1.57*1.57 inch, weight:about 25 g
With velcro and USB charging,500ma battery work 4 hours or more, Velcro and 5V USB cable were included.
Press and hold the button for 1.5 seconds to turn ON or OFF.
We stand by our product, but if for whatever reason you're not totally satisfied, you can return it back for a full refund!