Profile: Zeno corporation manufactures hand held treatment devices. Our products include Zeno®, Zeno® pro and Zeno® MD. We provide hand-held battery-operated devices, which are designed with a tip that heats to a pre-set temperature. This biocompatible tip is offered for direct contact with a blemish on the skin. Our Zeno® is an integral digital timer that controls the treatment time and the level of heat.