Check the listing for details. Clearblue Ovulation Advanced Digital Over 99% Accurate Extra Value 20 Tests NEW. Condition: New. Listed at 44.90 USD. Clearblue Ovulation Advanced Digital Over 99% Accurate Extra Value 20 Tests NEW In every cycle there are only a few days when a woman can conceive, so having sex on these days is very important if you are trying to get pregnant. The Clearblue Digital Ovulation Test helps you maximise your chances of conceiving naturally by identifying your 4 most fertile days each cycle by measuring the changes in level of a key fertility hormone – luteinising hormone (LH). It's more accurate than calendar and temperature methods* and gives you unmistakably clear results on a digital display. How to Use the Clearblue Advanced Digital Ovulation Test - YouTube Video will open in a new window Using the eBay App? Paste link into a browser window: [isdntekvideo] About us Scown’s Pharmacy is a community focused, locally-owned pharmacy with over 60 years of highly professional service to the local community of South Kingsville. We are conveniently co-located with Westgate Health Co-Op to provide our customers with a one stop health solution. For deals and product updates, follow us on eBay.