Cheap And Discounts 10PCS BTB16-600B BTB16-600C TO-220 BTB16-600 TO220 BTB16 600B 600C new and original IC Chipset Wholesale. Buy Directly From Merchant Letron Chip Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.