Original Ai Thinker?s ESP8266 Chipset.
Onboard Power ON-OFF button
Support wireless upgrade firmware WPS
Onboard Wifi antenna
Onboard Temperature and humidity sensor
RGB three-colour Status light.
Two-way Input power supply
Soldered 3 x AA battery holder.
ESP8266 Cloud Feature Beta Black Board T5
$6.20
Availability: 2 in stock
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