Nagulagu 20-50W LED Aluminium Heat Sink Cooling Fan+44mm Lens 90 degree + Reflector Bracket kit Compatible for 20W-50W Spot Lights, Automobile Lights, Projector Lamps etc. Fan Voltage: 12V DC Heatsink fan Dimension: 80*80*25mm Aluminum Heatsink Dimension: 76*80*40mm