Cheap And Discounts 100% New IC Chipset 5Pcs/Lot SM4142 SM4142A SM4041SM4189 SM4186 SM4142H SM4190 SM4142A chip QFN-48 liquid crystal chip IC Wholesale. Buy Directly From Merchant Shenzhen Yonglina electronics store Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.