AZDelivery 3 x ESP8266 01S ESP Serial Wireless WLAN WiFi Transceiver Module 80MHz 1MB Flash 5V with Relay Adapter compatible Arduino Including E Book!

3 x AZDelivery ESP8266-01S (ESP-01S) WLAN WiFi module 5V with relay adapter. Suitable for wireless control and switching of electrical consumers. The module can be used in IoT, automation and microcontroller projects. The AZ-Delivery ESP-01S module with microcontroller and 1 relay for up to 50 V AC / 5 A or 30 V DC / 5 A in a practical and affordable set. Dimensions (L x W x H): 45 x 28 x 19 mm. The AZ-Delivery ESP01S module is fully compatible with various open source firmwares such as Tasmota, which are available online Control the relay via WLAN 802.11 b/g/n. The controller is equipped with a flash memory of 1 MB and the processor with a speed of 80 MHz for autonomous work. The module is comfortable to use and can be switched with just one GPIO pin The module is also equipped with a generously sized relay to reliably perform many switching operations. Easy to use thanks to a digital input, so no library/program library is necessary This product contains an e-book that contains useful information about the beginning of your project, it helps with a quick setup and saves time in the configuration process. We offer a range of application examples, complete installation guides and libraries.