The DHT22 (AM2302) is the accurate big-brother of the DHT11, with a wider range and better precision — ideal when your project needs reliable temperature and humidity data.
Key Features
- Higher accuracy than DHT11
- Wider temp & humidity range
- Single-wire digital output
- 3.3V–5V compatible
- Well-supported libraries
Specifications
| Temp range | -40 to 80 °C (±0.5°C) |
| Humidity | 0–100% RH |
| Output | Digital 1-wire |
| Voltage | 3.3V–5V |
Popular Project Ideas
- Accurate weather station
- Incubator / greenhouse control
- IoT climate logging
- Server-room monitoring
Available now at Arduino Corner, Rawalpindi (Shaheen Market, DAV College Road) and delivered nationwide with cash on delivery. A favourite of engineering students in Rawalpindi & Islamabad for school, college and final-year projects.
