The Bullet Digital Thermometer features a digital LCD display that measures the temperature in Fahrenheit or Celsius.The temperature reading will occur after 30 seconds and an audio sound alerts you when completed. It features an automatic shut-off feature and includes a clear, 2-piece protective travel case. Battery is replaceable and has an average life of 2 years. Only available for shipment within the United States (including Alaska, Hawaii & Puerto Rico). Not available for export. Key Features Material: Plastic Digital LCD display Measures temperature in Farenheit or Celcius Automatic shut-off feature Includes clear, 2-piece protective travel case Replacable battery lasts for an average of 2 years