Energy-saving and high precision sensor for temperature, humidity and pressure for your or model building projects.Versatile: it is suitable for numerous applications including: humidity, temperature measurement of volume and flow, home automation control (heating, ventilation, conditioning (HVAC)), GPS enhancement (e.g. time-to-first-fix improvement, dead reckoning, slope detection), indoor navigation (change of floor detection, elevator detection), outdoor navigation, leisure and sports applications, weather forecast etc.Compatibility: I2C/IIC interface, compatible with Arudino, and perfectly suitable with 3.3V and 5V microcontrollersFactory calibrated: reliable, stable and durable to use for many of your microelectronic projects.Colour:purpleMaterial:PCBSize: About 14 x 10 x 3.3mmPackage Contents:1 * Sensor Module BoardOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.