The BIOS Diagnostics Digital Fever Thermometer provides accurate results in 60 seconds. It can be used as an oral, rectal or underarm (axillary) thermometer. This product will store the last measurement and is water resistant for easy cleaning. This thermometer is available in 4 colours (blue, pink, green, purple) and features auto shut-off technology. The BIOS Diagnostics Digital Fever Thermometer requires 1 x LR41 battery (included) and is C-F switchable.