Flashing Badge For Promotion Color:red,yellow,blue,green,white,etc. Customized logo and design. Suitable for promotion gifts. Flashing Badge For Promotion1. The products start to sparkle with diversified light when turnbuckle is screwed up.2. Stop flashing when the screw is loosened.3. Red, yellow, blue,green, jade and white LED colors are available.4. Can be attached to clothes by using a strong ...