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Product Type: Compact sensor module combining AHT20 humidity and BMP280 temperature and pressure sensors for environmental measurements. Application Use: Measures ambient temperature, relative humidity, and barometric pressure for DIY electronics, weather stations, or microcontroller projects. Voltage Range: Operates on 2.8–5V, compatible with standard low-voltage microcontroller boards. Accuracy Specification: Temperature ±1.0–1.6°C depending on sensor and range, humidity ±2%, pressure 300–1100 hPa with ±1.0–1.2 hPa deviation. Interface & Size: Communicates via I2C or ISP, compact dimensions 16×16×2.8mm, suitable for tight space integration in embedded systems.