GeekBuying via Amazon offers Prime members the Tronsmart Chocolate Fast Charge QI Wireless Charging Pad, model no. WQ10, for $8.99 with free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $5.99.) That's $13 off and the lowest total price we could find. It features an LED indicator and comes with a 3.3-foot Micro USB cable.