Sunvalley Brands via Amazon offers the RAVPower 10-watt 4-Coil Qi Fast Wireless Charging Pad for $39.99. Coupon code "DEALNPC067" cuts that to $29.99. Plus, Prime members bag free shipping. That's $3 under last month's mention, $10 off, and the lowest price we could find. It provides 10-watt fast charging and 5-watt standard charging and comes with a QC 3.0 AC adapter. Deal ends July 15.