... 3 Socket PC material: >CE,FCC 1 year warranty >Self learning type >230V/3500W >Range: Maximum 50m TW68G wireless remote control ... switch, then connect the light or other part.2 Self-learning of unit code in receiver, press the learn button on ... .92MHzWork Range: Maximum 50mVoltage: 230V/50HzCurrent: 15A~max.3500WCode: self learning There are 1V1, 1V2,1V3, 1V4 (one controller with 4 ...