Cheap And Discounts Type-C 1A 1.2A 4.2V Charger Module DC 3.7V Ultra-Narrow Ultra-Small Charging Module Li-ion Battery Charging Board Wholesale. Buy Directly From Merchant Diy Box Electronics Mall. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.