Buy LED Display Clock

RFQ Details

I want to buy looking for LED Display with next functions: build in real time clock, function count up from zero, stop, reset, function count down from preset value to zero, stop, reset, connection RS232 or other, should be good external stop and start, the hight of sign should be 100mm. So I am looking for a seller/supplier. If you have this product and you are able to supply me, please get in contact. I would like to know the prices, delivery time and shipping cost. Thank you for your time and consideration and looking forward to hear from you.