WRMIHU CH21RF CH31RF 2.4GHz LED Controller User Manual
WRMIHU CH21RF CH31RF 2.4GHz LED Controller Overview The 2.4G RF High Frequency Series LED Controller (CH21RF/CH31RF and CH21W/CH31W) provides PWM color/dimming control with high-frequency operation to eliminate flicker, plus auto-transmitting/synchronization. WiFi models add app/cloud control (Tuya Smart / Smart Life)…