This is a rechargeable bicycle light with an integrated horn. It is designed to be mounted on a bicycle's handlebars.
The product is a 2-in-1 device combining a front light and a horn. 
It typically features a USB rechargeable battery and multiple lighting modes (e.g., strong, low, flashing). 
The horn can produce a loud warning sound, often with multiple sound options to choose from. 
It is often waterproof or rainproof and designed for easy installation with a strap or bracket.