Camelion safety front bike light battery 1 x aaa operated safety rear bike light inc. Mount 4 lumens, 4 light modes, run time continuous with battery life, flexible silicon strap for easy mounting. Features energy-efficient amp long lifespan red led 90 degree adjustable wide visibility four lighting modes flashing 1 flashing 2 flashing 3 constant flexible silicone strap durable and easy for mounting how to use short press the button to turn on off the light and toggle through each lighting mode. Includes 1x tail light with mount