This is the cyclist’s backpack with a built-in illuminated direction indicator. Ideal for turn signal indication without the need to remove one’s hands from the handlebars, the bag uses green LEDs that show a clear left or right arrow when triggered from a wireless transmitter mounted to the handlebars. It also displays a green diamond symbol when going forward and a red LED stop warning. The backpack is made from water-resistant nylon and provides ample storage space for electronic devices, repair kits, or work and school supplies. Charges via USB; a full charge provides up to 20 hours of power. Grey or Green. 7" H x 6" W x 2" D. (8 oz.)