This product is LED sound emitting series,

small, practical, can be hung on mobile phones, keys, easy to carry.

The function is controlled by button switch, which is usually white LED light and can be any color according to customer's requirements.

Suitable for advertising promotions and gifts for large events.

At the same time, it is also a hot-selling product in various sales places, such as promotional gifts, exhibition gifts, leisure toys, portable small flashlight, small pendant, souvenirs, etc.