Ikea Ansluta Electronic Transformer, White To be completed with ANSLUTA power supply cord, sold separately. You can connect up to 6 units to the transformer, as long as the total wattage does not exceed 20W. Standby power consumption: 0.3W. Length: 8 5/8 " Width: 2 1/8 " Depth: 5/8 " Power: 20 W