Geeetech 4PCS DHT11 Digital Humidity Temperature Sensor /Arduino DIY;

This sensor module utilizes DHT11 as the sensitive component and has a bypass capacitor and a pull-up resistor on-board. The DHT11 is a pre-calibrated digital output temperature and humidity sensor. The single-wire wiring scheme makes it easy to be integrated to other applications. The simple communication protocol greatly reduces the programming effort required.

Features:
Digital output
Single-wire communication
Laboratory pre-calibrated
Stable and long-term accuracy
3-pin interlock connector
Low cost and compact size

Package List:
4 x DHT11 sensor