TTGO T-Energy ESP32 8MByte PSRAM WiFi & Bluetooth Module 18650 Battery ESP32-WROVER-B Development Board

I lager.

249 kr

TTGO T-Energy ESP32 8MByte PSRAM WiFi & Bluetooth Module 18650 Battery ESP32-WROVER-B Development Board

ChipsetESPRESSIF-ESP32-WROVER-B 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor
FLASHQSPI 4MB Flash / 8MB PSRAM
SRAM520 kB SRAM
KEYreset,BOOT
switchBAT switch
Power indicator lampred
USB to TTLCP2104
modular interfaceSD card、UART、SPI、SDIO、I2C、LED PWM、TV PWM、I2S、IRGPIO、capacitor touch sensor、ADC、DACLNA pre-amplifier
on-board clock40MHz crystal oscillator
working voltage2.3V-3.6V
working currentabout 40mA
sleep current1mA
working temperature range-40℃ ~ +85℃
size91.10mm*32.75mm*19.90mm
Power Supply Specifications 
Power SupplyUSB 5V/1A
charging current1000mA
battery3.7V lithium battery
Wi-FiDescription
StandardFCC/CE/TELEC/KCC/SRRC/NCC
protocol802.11 b/g/n/e/i (802.11n,speed up to150Mbps)A-MPDU and A-MSDU polymerization,support 0.4μS Protection interval
frequency range2.4GHz~2.5GHz(2400M~2483.5M)
Transmit Power22dBm
communication distance300m
BluetoothDescription
protocolmeet bluetooth v4.2BR/EDR and BLE standard
radio frequencywith -98dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH
audio frequencyCVSD&SBC audio frequency


Shipping List:

1 X 18650 Battery ESP32 WROVER Development Board

2 X Pin