Features: Efficient Flashing Control: This LED flashing IC control board features advanced 3HZ frequency technology to deliver smooth and stable flashing effects, ideal for dynamic lighting applications like signage, stage lighting, and festive decorations. Versatile Programming preferences: Supports sequential flashing for up to 6 LEDs with customizable patterns. Achieves 95% power conversion efficiency and runs continuously for over 100 hours at 3V input. Compact & Easy Installation: Lightweight and portable design ensures quick setup. Sturdy ear construction improves heat dissipation and stability for consistent use. Optimized PCB Design: Uses ear packaging for brighter light output and lower heat generation compared to standard LED control boards, ensuring extended service time and energy savings. Wide Application extent: Suitable for retail displays, exhibitions, weddings, parties, and festivals, creating eye catching visual effects to draw attention and improve engagement. Specifications: Type: IC lighting control board Materials: PCB Color: green Size: as shown in the picture Supply voltages: 3 - 4.5V Pin spacing: 2.0mm Package Includes: 10Pcs LED Flashing IC Control Board note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.