NEW COMBO: As customers' further needs, we made the new small humidity thermometer combo, including 4x Rectangle shape hygrometer, 2x Round shape hygrometer. Perfect for fridge, incubators, brooders, mason jar, canning jars, cigar humidors, guitar case, or baby room. It is useful for different occasions such as home, greenhouse, office, schools, laboratories, instrument workshops, factories, or just put it in the corner of the basement or attic. BETTER FOR HEALTHY LIFE: The digital humidity thermometer not only allows you to easily understand the temperature and humidity around you, but also helps you monitor your family's living conditions and health to prevent colds, dry skin, asthma, and mildew. ACCURATE AND RELIABLE: Fast response with measures of every 10 seconds, so you can get updated and accurate readings. It has a wide measurement range that can measure temperatures from -50 to 80 and humidity from 10% to 99% RH. EASY READ & OPERATION: The mini indoor thermometer has no complicated function keys to set up, only displayed temperature and humidity for needs. Features with a bright and clear LCD display, it is easy for you to read even from a far distance. ROUND SHAPE SUPPORT CELSIUS()&FAHRENHEIT() CONVERSION: The Square thermometer display temperature in CELSIUS(), and only the round thermometer displays temperature in Fahrenheit or Celsius (pressing the conversion button of /) Color:black size:48*28.5*15mm delivery quantity:1 Note: Other items are not included here, other pictures only show effect. Due to the difference between different monitors, the picture may not reflect the actual color of the item. The products are all measured manually, please allow error, thank you!