This Philips Sonicare Essence Rechargeable Toothbrush drops from $31.99 to $24.95 to $19.95 at Amazon when you "clip" the $5 coupon on the product page. Shipping is free with Amazon Prime or with orders over $49. The best in-stock price we could find anywhere else is $31. It features a 2 minute timer, comes with one brush head, and can last up to two weeks on a single charge. Sales tax is charged in most states.