Houston 1987 a lab frog escapes from its enclosure and knocks a vile of stinky chemical gunk onto an unsuspecting led, giving it special powers. The light escaped to a nearby medium security retirement home, where it spawned an army of multi coloured freaks, hidden from civilization... Until now. Specifications dimensions 80x35x42 mm weight 19g materials industrial silicone body leds hi powered surface mounted led strobe system with lens. Battery x2 cr2032 coin cell lithium batteries included. Peak brightness front 8.5 lumens, rear 2.5 lumens 4 light modes constant, strobe flash, fast flash, random strobe.. Run time front light 80 hrs flashing, 50 hrs steady. Rear light 70 hrs flashing, 40 hrs steady. Designed and engineered to withstand the harshest of weather conditions. Features visibility 600 metres toolless attachment for quick release mounting and unmounting