... example:1. Using DC 3,6,9,12V battery power to design Inverter to drive the lighting of EL.2. Using DC12,24V ... fax machine, printer, watch......2. Car Industry Watch equipment panel of car, alarm lighting, body of car, door decorate, the ... Christmas card, lover card,chest mark.8. Business Eequipment, Machine In Public: Station poster for omnibus, public telephone box , automatic soft ...