Wireless LED Blinking Module for POS Display operates on state-of-the-art wireless connectivity, eliminating the need for cumbersome wiring while maintaining optimal performance. The module is equipped with high-quality LEDs that provide bright, vivid illumination, ensuring that your shop's merchandise is highlighted effectively. Its robust construction guarantees long-term reliability, even in busy commercial settings. S-3210 LED Flashing Module for Sale Displays1. LED Flashing Module. One PC 5mm Dia. LED2. Flashing color: White/red/green/blue3. One PC 2032 button cell4. PCB: Dia. 30mmIt can be Used by many promotional products, such as Postcard, Greeting Card, Toys, sale displays, POS display etc.PCB Can be designed according to your requirement.