... ) neon clock size is 12,14.5,16 inch 2) OEM is welcomed 3) plasma tube is more impressive than neon ... . 1) plasma clock size is 12,14.5,16 inch2) OEM is welcomed3) plasma tube is more impressive than neon tube ... , 4pcs/master ctnProductivity:15,000pcs/month neon clock,plasma clock2,OEM silk printing