TTGO T-Energy ESP32 8MByte PSRAM WiFi & Module 18650 Battery ESP32-WROVER-B Development Board 18w pd charger pcba
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 battery Wi-Fi Description Standard FCC/CE/TELEC/KCC/SRRC/NCC(esp32 chip) protocol 802.11 b/g/n/e/i (802.11n，speed up to150Mbps)A-MPDU and A-MSDU polymerization，support 0.4μS Protection interval frequency range 2.4GHz~2.5GHz(2400M~2483.5M) Transmit Power 22dBm communication distance 300m Blth Description protocol meet blth v4.2BR/EDR and BLE standard radio frequency with -98dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH audio frequency CVSD&SBC audio frequency Product Details Pin reference description Shipping List： 1 X 18650 Battery ESP32 WROVER Development Board 2 X Pin