SMITECH Model DT-11A Waterproof Oral Digital Thermometer

Measuring Range: 32.0°C – 42.0°C (89.6 – 107.6°C)

Resoultion: 0.1°C (0.1°F)

Power: DC1.5V (AG3 or SR41W)

Power Consumption: <0.15mW

Battery Life: More than 200 hours