Dear Customers:
We are pleased to announce a new item in our product line. It is [product name here]. This is a significant addition because [positive characteristics of new product]. A complete description is below.
[name of product]
[product specifications]
[photo, if appropriate]
We look forward to talking with you about [product name here]. Please call us at [telephone number here] or reply to this email to arrange for a meeting.
Sincerely,
[name]
[title]
[company name]
[telephone number]