Cheap And Discounts New original 4.7 inch 256X128 dot matrix green 3.3V OLED module wide temperature and low power OLED large screen Wholesale. Buy Directly From Merchant SHENGSUN(HONGKONG)ELECTRONIC CO.,LIMITED. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.