The 39mm light is ultra bright high intensity LED. The 4W power 2-SMD LED is long lasting low power consumption. The lamp is specifically for plug socket to be easy installation with no modification. The light provides high brightness and wider field of view. The light is perfect as car width / dashboard / reading light lamp. Emitter Type: LED Total Emitters: 2 Power: 4W Working Current: 80mA Color BIN: White Working Voltage: DC 12V Lighting Angle: 180 degrees Luminous Flux: 120LM Color Temperature: 6000~6500K Application: Car width / reading / dashboard light