More lumens less power replace a 45w halogen with this 5w lumilife gu10 and benefit from big reductions on your energy bills youll still enjoy the same level of brightness too as this spot beams up to 330 lumens of light over a decade of use designed to last 25 000 hours this spotlight will give you approximately 11 years of service based on average use this is 20 times longer than halogen spots dimmable and colour options pick from three different shades of white warm white cool wh