Material: FR-4 1. Consists of 40 high-brightness 5050 RGB full-color LEDs 2. Built-in control chip, only 1 IO port can control multiple LEDs 3. Built shaping circuit in the chip, signal distortion won't be accumulated and the signal will be displayed stably 4. Refresh rate: 30fps 5. Can display different cool patterns and flashing effect through the Arduino control 6. Data receiving and transmitting speed is up to 800Kbps 7. Can receive data and decode with one signal cable 8. Mainly Compatible with: Ardunio
