air purifier ionic cube shape 1, Power: 1W 2, Working Voltage: 220V ... . 1 - 2W of power , ultra-low power : high light intensity and import LED manufacturing , the driver circuit using the ... IC , wide input voltage , constant current output . Cold light does not generate heat , the original life ( 50,000 ... ) users need to select the various colors of light-emitting LED and the number of pieces of LED' ...