on purchases of $34.99 or more and
Free Standard Shipping on purchases of $34.99 or more applies in the U.S. only. Free Returns in the U.S. and Canada. Large, oversized items and products delivered by special or white glove carriers are not eligible for free shipping or free returns. Free returns are not applicable to final sale/non-returnable items. As always, check the deal's Fine Print for restrictions.
It works, and the battery is included as the AD says. There is no carrying case, so if you are not using it on a regular bases, next time when you need to use it you may not find the testing leads. The on-sale price was great.