4. The constant voltage controller can be connected to a power extender to amplify the power beyond the load range to the same synchronization effect without any delay; 2. Brightness adjustment, speed adjustment, convenient and practical, remote control and button integration, flexible and simple operation; PWM signal conversion + program design to current surges to maximize LED life; 1. The colorful led controller uses high-speed single-chip microcomputer to process data, without delay and jitter; 3. 15 regular fixed modes, suitable for colorful/monochromatic colors DC5-24V wide-voltage power supply, the same product can control perforated lights and modular light bars, without any modification, and can be used more widely; 5. The colorful led controller adds permanent memory function, and the effect of setting not be reset due to power failure.