The present invention is drawn to a composition for cast-coating on ink-jet media. It has a housing with a head portion and window opening, a reflector with a focus facing the window opening, a power source, an electric lamp mounted at the reflector’s focus. The output power from sub-transmission 3 drives main-driving wheels 5 and also drives a second hydraulic pump P2 fluidly connected with a second hydraulic motor M2 for driving sub-driving wheels 6. The host controls operation of the electrical appliance according to the control command, and transmits an appliance status message to the portable voice control device. A third embodiment includes a mirror, a mirror actuator and a dual fiber collimator having a lens and two optical fibers.