TTGO ESP8266 0.91 Inch OLED For Arduino For Nodemcu Development Board
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Hardware Specifications
Master chip ESPRESSIF-ESP8266
FLASH 32 M Bits
KEY reset,prg
dispaly 0.91-inch 128*32 OLED
Power indicator lamp red
USB to TTL CP2102
modular interface read , write , IIC , SPI , the middle , PWM , ect...
on-board clock 26MHz crystal oscillator
working voltage 3.3V-7V
working current about 70mA
working temperature range -40℃ ~ 90℃
size 50.86mm*18.2mm*6.96mm
Power Supply Specifications
Power Supply USB 5V/1A
charging current 500mA
battery 3.7V lithium battery
Product Detail
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![https://www.aliexpress.com/item/32824012998.html]( "https://www.aliexpress.com/item/32824012998.html")
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https://github.com/LilyGO/TTGO-ESP8266-0.91-SSD1306/tree/master
Pin Diagram
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Click links for more details: https://eyun.baidu.com/s/3cfHZky
Shipping List
1 X TTGO ESP8266
1 X Line
2 X PIN
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