... /front lights/accessories/back light/lighting2)Specification:material:100%silicon skin ,3pcs of AAA7 BATTERIES,7LED LIGHTSweight:approx 80gSize: ... flashing option for emergency useMaterial:silicone1)Multifunctional water-resistant silicon light 2) 4 flash functions 3) 5 white ... go,flash,constant and stop Features: Water-resistant,flexible silicon body,quick-release mounting battery: 2xLR03(AAA) each ...