ESP8266 DHT11 Temperature Humidity Sensor Module ESP-01S Serial Wireless Transceiver Adapter Board for Arduino

Features: Working Voltage: 3.7V~12V; Detection Range: 20~90£¥RH, 0~50C. Temperature and Humidity Sensor: DHT11. Master Control: ESP-01 / ESP-01S (NOT included). Measuring Accuracy: Temperature: 2C; Humidity: 5%RH. Can used for smart home or IOT projects. Discounted at only: US$ 5.99