Features: Reliable Measurement: The GY-SHT31-D digital temperature and humidity module offers dependable readings in both dry and moist conditions, perfect for areas requiring detailed monitoring such as research facilities and storage room. Simple Digital Linking: Featuring a digital output, this module makes connecting with microcontrollers straightforward, ensuring stable data transfer without the need for complex conversion circuits. Low Power Consumption: Engineered for minimal energy use, the module operates on very little power, making it suitable for portable devices that depends on battery operation. Wide Measurement Capability: It can measure temperatures from -40°C to 125°C and humidity accommodating various climatic condition. Its small size and lightweighted construction allow for easy integration into devices with limited space, occupying minimal area. Specifications: Material: ABS. Size: about 13.1x10.4x1mm/0.51x0.41x0.04in Weight: 3g.. Humidity measurement accuracy: about SHT30RH; SHT31RH; SHT35RH; Temperature measurement ranges: -40~125℃. Temperature measurement accuracy: SHT31±0.3℃. Operating voltages: DC2.4~5.5V (wide voltages). I2C output Quantity： 1/2/3pcs Package Includes: 1/3/5PCs sensoring module Optional note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution