# Humidity and Temperature Sensor - RHT03

**Type:** Product page · **SKU:** SEN-10167 · **Brand:** [Sparkfun](https://core-electronics.com.au/brands/sparkfun-australia)
**Page:** https://core-electronics.com.au/humidity-and-temperature-sensor-rht03.html ([markdown](https://core-electronics.com.au/humidity-and-temperature-sensor-rht03.html.md))

## Retired product

This product is retired and no longer available for purchase. Search the catalogue for an alternative.

## Description

The RHT03 (also known by DHT-22) is a low cost humidity and temperature sensor with a single wire digital interface. The sensor is calibrated and doesn’t require extra components so you can get right to measuring relative humidity and temperature.

**Features:**

- 3.3-6V Input
- 1-1.5mA measuring current
- 40-50 uA standby current
- Humidity from 0-100% RH
- -40 - 80 degrees C temperature range
- +-2% RH accuracy
- +-0.5 degrees C
 
**Documents:**

- Datasheet
- Example Code
- [GitHub](https://github.com/sparkfun/RHT03)

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/h/u/humidity_and_temperature_sensor_-_rht03__sen-10167__01.jpg)