TTGO T-Energy ESP32 8MByte PSRAM WiFi &amp Module 18650 Battery ESP32-WROVER-B Development Board 18w pd charger pcba
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TTGO T-Energy ESP32 8MByte PSRAM WiFi &amp Module 18650 Battery ESP32-WROVER-B Development Board 18w pd charger pcba

$12.00
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    TTGO T-Energy ESP32 8MByte PSRAM WiFi & Blth Module 18650 Battery ESP32-WROVER-B Development Board   Hardware Specifications 　  Chipset ESPRESSIF-ESP32-WROVER-B 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor FLASH QSPI 4MB  Flash / 8MB  PSRAM SRAM  520 kB SRAM KEY reset,BOOT switch BAT switch Power indicator lamp red USB to TTL CP2104 modular  interface SD card、UART、SPI、SDIO、I2C、LED PWM、TV PWM、I2S、IRGPIO、capacitor touch sensor、ADC、DACLNA  pre-amplifier on-board clock 40MHz crystal oscillator  working voltage 2.3V-3.6V working current about 40mA sleep current 1mA working temperature range -40℃ ~ +85℃ size 91.10mm*32.75mm*19.90mm Power Supply Specifications 　  Power Supply USB 5V/1A charging current 1000mA battery 3.7V lithium

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