10 Pack Mini Hygrometer Thermometer Digital LCD Monitor for Greenhouse, Baby Room, Reptile Incubator Mini round digital humidity thermometer allows you to easily monitor the temperature and humidity of your environment Features Fahrenheit (F) or Celsius (C) conversion; this round thermometer displays temperature in either unit (switchable via button) Measurable humidity range: 10%99%; humidity measurement accuracy: 5%10% at room temperature (25C). Reliable performance with updates every 10 seconds for accurate real-time readings Portable indoor hygrometer and thermometer for monitoring household humidity and temperature levels; helps maintain optimal air conditions; suitable for personal and professional use Battery: LR44 button cell (included) Color: Black Material: ABS Size: Approximately 45 x 45 x 14 mm Package Contents: 10 x Digital Hygrometers Note: This package includes only the items listed above. Other accessories are not included. Note: Lighting and display settings may cause slight color variations between the product image and actual item. Measurement error is +/- 1-3 cm.