The cube light ltd light set light set consisting of cube ltd frontled and cube ltd rear led each with three leds power led and integrated rechargeable lithium ion battery rechargeable via usb universally attachable via silicone strap cube light ltd light set features 40 lumen white 25 lumen red two light functions stedy flashing reflector glass integrated rechargeable lithium ion battery silicone strap fastening splashproof re