The Chauvet Pro USSR310W 310W Osram Sirius HRI Lamp is a 310 W lamp for the Chauvet Professional Maverick Storm 1 Beam light fixture. Its 7650 K color temperature and 15500 lm nominal luminous flux support bright light output for lighting effects. The lamp has a 6000 h lifespan and stable light output over its lifetime. Its compact reflector design is suited to small and lightweight moving heads, with an optimized burner design that allows any burning position.