These durable & water resistant bike lights are manufactured from lightweight flexible silicone material,
supplied one white front & red back light each with 2 LED bulbs. They simply wrap around your bike
handlebars & attach using the plastic clip supplied & have a simple press on/off with 3 functions: fast flash,
slow flash & steady. They require 2 x CR2032 3V button cell batteries which are supplied (one for each light).