Cheap And Discounts 3pcs New approach switch PT-M12S-D1-010 PT-M12-D3-020 PT-M18-A1-010 PT-M18S-A1-010 Wholesale. Buy Directly From Merchant Xiaomi Mifun Smart Home Store Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.