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The Mabis 15-639-000 Basal Thermometer- whether using as a tool for natural family planning or to better understand the fertility cycle, the Mabis 15-639-000 Basal Thermometer provides readings with accuracy within 1/10 of a degree.

The Mabis 15-639-000 is up to four times faster than a glass basal thermometer and safer too! The Mabis 15-639-000 Basal Thermometer features a beeper to indicate peak temperature reading, large, easy-to read digital display, memory recall of last reading and is waterproof. This basal thermometer includes a clear storage case, five probe covers, replaceable 1.5V battery and a 12-month supply of ovulation charts. The Mabis 15-639-000 Basal Thermometer is one of the most accurate digital basal thermometers available.

The Mabis 15-732-000 Digital Thermometer is a fast, accurate and economical thermometer. Temperature readings are displayed within 10 seconds and has a last temperature recall memory. The Rigid Tip Thermometer comes with a storage case and 5 probe covers and equipped with a large easy to read display. Other features include auto shut-off, peak temperature tone and is waterproof for easy cleaning.