ESP8266 16-channel 10A relay development board is equipped with ESP-12F WiFi module, all I/O ports are led out, and supports DC24V power supply mode. For development environment reference code, suitable for ESP8266 secondary development and learning, wireless control and other occasions.Widely used in scenarios and industrial automation.High temperature resistance.Made of high-quality materials for a long service life.1. Onboard mature and stable ESP-12FWiFi module, capacity 4M Flash.2. The I/O port and UART download port of the WiFi module are all led out, which is convenient for secondary development;3. The power supply mode supports DC24V.4. Onboard WiFi module reset button and a programmable button.5. ESP-12F supports the use of development tools such as /for IDE, and provides reference programs in the development environment.6. Onboard 16-way 24V/10A relay, output switch signal, suitable for controlling and controlling loads whose working voltage is within AC250V/DC30V.7. Onboard power indicator, relay indicator and 1 module comes with LED.8. Onboard two shift registers 74HC595 control relay switch.Size: 165 x 90mmMaterial: PCBcolour: greenPackage Contents:1 x Development Board1 x Single Row Needle1 x shorting CapOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.