Dr Trust Instascan Flexible Thermometer 617 The Dr Trust Instascan Flexible Tip Thermometer 617 stands out as the most accurate choice with simple one-button operations and a sensor located on the tip. It swiftly reads body temperature upon contact and can be used rectally, orally, or axillary, providing the utmost convenience for taking a baby’s temperature readings. The combination of the flexible tip and automatic off function not only enhances user convenience but also promotes energy efficiency, making it a reliable and sustainable choice for temperature monitoring. The memory function ensures easy recall of the last temperature reading, making it an ideal choice for users of all ages.