Witty Fox - SI7021 Humidity Temperature Sensor Breakout Board Raspberry Pi 4 8GB Starter Kit with Official 7 Inch Touch Display or other onboard electronics -

or other onboard electronics - no separate voltage regulator needed

3V LoRa Frequency 470-510 MHz / 860-930 MHz (region dependent) Communication Range Up to 10+ km (line of sight) Power Consumption Ultra-low (uA in sleep mode) Interfaces UART

Simply wipe with a damp cloth when cool

Smoke Operating Voltage 5V DC Heater Voltage 5V AC/DC Heater Power Consumption <= 950 mW Load Resistance Adjustable (recommended 10 KOhm - 47 KOhm) Sensing Resistance Range 2 KOhm - 20 KOhm (in 100 ppm NH3) Detection Concentration Range 10 ppm - 1000 ppm (varies by gas) Output Type Analog (voltage proportional to gas concentration) Preheat Time 24-48 hours (initial)

Electronics Development & Testing

Witty Fox - SI7021 Humidity Temperature Sensor Breakout Board Raspberry Pi 4 8GB Starter Kit with Official 7 Inch Touch Display or other onboard electronics -Witty Fox SI7021 Humidity Temperature Sensor Breakout Board Premium Quality Electronics from The Engineer Store, Bengaluru Fast Shipping 7 day warranty on manufacturing defects 24 7 Expert Support Product Overview The Witty Fox SI7021 Humidity Temperature Sensor Breakout Board is a precision environmental sensing module designed for accurate temperature and humidity measurements. This compact, easy to integrate breakout board is ideal for IoT