Arcadia Reptile's Deep Heat Projectors make the latest technology available to you! Creating an ideal balance between Infra-Red-A and B, the heat produced from Arcadia Deep Heat Projectors is as close to nature as one can get in an emitter this compact. These emitters project heat deep into muscle tissue and provide a wider, safer beam of heat. Outperforms tungsten & ceramic emitters with twice the wattage Produces no visible light - will not disturb lighting cycles Heats up quickly Thick internal reflector wastes less heat compared to ceramic and tungsten emitters As with all heat lamps, the Arcadia Deep Heat Projector should be used with a thermostat 50watt - 110v