Lighting Products and Fixtures Design M Lamp Lamp by David Irwin The M lamp is a wireless task light that can be transported anywhere within the home, office and in between. It stands at 9", projects up to 3,000 lux of warm light from its movable head. This is approximately equivalent to a 40W incandescent bulb. In its standard mode the Lamp’s dimmable LED will emit 1,000 lux of light for more than 18 hours on a single charge.