Feature 1、Tricolor LED displaying, adopting DMX512 protocol, data transfer more convenient and flexible. 2、126 channels jumping frenquecy automaticly, 7 groups ID code settable. 3、High stability: adopting advanced wireless communication technology, the signal is stable and reliable, not easy to be interfered by the outside world. 4、Small size, esay to suit for interior of accessed lighting. 5、Multi scene applications: suitable for use in a variety of lighting control scenarios, such as stage lighting, light shows, performing arts shows, etc. Input voltage: 5V DC 200mA MIN Communication distance: 400M ( visible distance ) Work frequency section: 2.4G ISM Maximum transmitting power rate: 20dBm Receiver sensitive: -94dBm Signal port: 3pin female plug Material: copper Modules board size: 7 * 1.8cm/2.75 * 0.7in ( L * W ) Item weight: 21g/0.74oz Operating manual: ID code and LED color corresponding relationship: 1: RED 2: GREEN 3: RED+GREEN 4: BLUE 5: RED+BLUE 6: GREEN+BLUE 7: RED+GREEN+BLUE Press key 1 time to indicate ID setting, press again to set IC. Working condition: LED constant lit up: no DMX or wireless singal. Red LED flash: transmitting. Green LED flash: receiveing total 126 channels, it’s searching automaticly. ID Code- “1-7” groups ID code，press ”KEY” for setting. Establishing Communication: Power on. Communication was established correctly then. Package List 1 * PCB Modules Board 1 * Antenna Note Indoor use only. The manufacturer willn't offer gratis service in warranty period if any repaired or uncapped had happened It's better to return to manufacturer if repairment is must, don't do any repairment unless qualified electrician. The working condition should be under temperature -20°C~+45°C, 10%～90%RH, no congelation, so as to ensure it's lifetime. It cann't be covered by any superstratum, it should be swept periodly to prevent dust.