BC Master via Amazon offers the BC Master 18-watt USB Wall Charger, model no. BCM-W01, for $8.99. Coupon code "9LG358RF" drops it to $5.03. Plus Prime members bag free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $6.14.) That's $4 off list and the lowest total price we could find, although we saw it for a buck less in December. It includes a 3.3-foot microUSB cable.