As one of its daily deals, That Daily Deal offers the Geared Up Front/Back Seat Rapid Charger for $9.49 with free shipping. That's $3 under our mention from a week ago, $19 off, and the lowest price we could find. It features two dual-port USB chargers connected with a 6-foot cable. Deal ends today.
With these companies, it might be easier than you think to negotiate your monthly bill down.