Use Amazon coupon code LX8KY93A
Amazon has this this Anker 25W (5V/5A) 5-Port Family-Sized Wall Charger for $19.99. Use the coupon code and the price drops to %15.99. Shipping is $5.29 or free on orders of $35 or more. It is compatible with iPhones, iPads, Samsung Tab and Android devices.