Amazon is testing a 30-minute delivery service in Seattle and Philadelphia.

On December 1st, Amazon announced that it is testing a super-fast delivery service in select areas in the United States, including Seattle and Philadelphia. The service, called "Amazon Now," promises to deliver packages to customers in about 30 minutes or less. Amazon Prime members can enjoy discounted delivery fees, starting at $3.99 per order. Customers with orders under $15 will be charged a small order fee of $1.99.