This is one of the most interesting egg-timers I’ve ever seen. The Ov-Watch being given away by the Formality of Frugality blog notifies you “4 days before ovulation which result in the highest probability of achieving pregnancy. ” according to its makers. It works by a measuring chloride ions via a monthly patch and unlike nearly every other watch that makes health claims this one is actually was tested and approved for this function.
Entry Deadline: See site