... Coil Film, Trumpet, Earphone, Headphone, Loudspeaker, Sound making UV curing machine, that installation on Conv UV Lamp: 2KW*1PCSArc length: 200MMUV ... 50mmAutomatically stop electricity after cooling machineautomatically.Cooling way: air cooling.Machine material: Iron with painted white and black.Control case with ... case temperature below 60 degree;UV energy over: 800mj/cm2 Head phone UV curing machine