Specification (optional) : ESP8266 Adapter, ESP-01 (black), ESP-01 (blue). Stable Performance: The adapter board features a CH340 chip that ensures stable performance and excellent compatibility with Windows systems.
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The ESP32 Four-Channel AC-Powered 30A Relay Module is a relay module equipped with an ESP32 module. 5: Onboard ESP32 module IO0 programmable button and reset button;. GND, Rx, TX and 5V of esp8266 record and write port are respectively connected with GND, TX, RX and 5V of external TTL serial port module.
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1 x WIFI 8 Channel Relay Module. The first reset button of the wifi module on the board;. Onboard power indicator and relay indicator.
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Mini D1 ESP32 blue x1pcs. All products are quality checked. We will be happy to resolve any issues you may have in a cordial and friendly manner. Otherwise deal is final.
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This is a Mini WIFI board based on ESP-8266EX. 1 analog input(3.3V max input). 1 Type-C/micro USB connection. 11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire.
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