This product is a rechargeable bicycle light and horn combo.
It is a 2-in-1 device that combines a headlight and a horn for cycling safety. 
The light is LED and often has multiple modes, such as high light, low light, and flashing. 
The horn is typically a separate button attached by a wire. 
It is USB rechargeable and often includes a USB cable. 
This type of product is available from various brands, including BLACKBELL, Strauss, and Lista.