Omron MC-343F Digital Thermometer is for oral, rectal and underarm temperature measurement Specifications of Omron MC-343F Digital Thermometer: Quick actual measurement: 10 sec for rectal, 20 sec. for oral and #25 sec for underarm measurementDisplay in 0.1 degree incrementFlexible Tip: Provides added comfort and safetyAccurate measurement: Measures actual temperature in °C and °FWater-resistant: For easy cleaningMemory: Recalls last temperatureBattery can be replacedBuzzer: Beeps when measurement is completed