Cheap And Discounts 5pcs 3 bit 3bit Digital Tube Common Cathode Digital Tube 0.56" 0.56in. Red LED Digit 7 Segment Wholesale. Buy Directly From Merchant EC-buying Technology Co., Ltd. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.