Gu10 75w par20 halopar aluminium reflector bulb osram with the mains voltage halogen bulbs from osram halopar osram offers a real alternative to low voltage reflector bulbs no transformer is needed and the bulbs still offer white brilliant halogen light the new osram halopar 20 with gu10 frame aluminium reflector and 75 watt is a real light packet and therefore also optional for accenting 2 000 hour average lifetime with glass reflector for brilliant light effects