i need specification for driving your clockhow long pulse staywhat is the low voltage what is the hight voltagelike this 128 ms impuls 0v 5v on the clock 2 sec pause 0v 0v on the clock128 ms impuls 5v 0v on the clock 2 sec pause 0v 0vregardsi need this urgently if all is good i will order 4x4 mv 201 and 2 for servicep.s im your old customer i byu 2008 this caind of clock If you can't find more Buying Leads related to your items, why not post your Selling Leads and Products instead? Show More