ESP8266 WEMOS ESP-WROOM-02 module with 18650 basket

The ESP8266 WEMOS WROOM-02 module with 18650 battery cage provides wireless connectivity and long battery life of up to 17h. It is equipped with LEDs indicating battery status: green - charged, red - charging.. Allows charging and use at the same time. It includes a battery power switch and a MicroUSB port, making the module programmable Arduino IDE.. The module is equipped with a USB CP2102 converter, ensuring high compatibility. The device is powered by 3.3V, making it suitable for advanced IoT projects and wireless applications. The device is powered by 3.3V. Rich in interfaces, it offers GPIO, I2C, I2S, PWM, SDIO, SPI, UART.. Allows multi-tasking and sensor support with 10 digital I/O connectors and one analog input.. Specification:

* Power supply voltage: 3.3V

* Chip: ESP8266 WROOM-02

* USB converter: CP2102 (NOT CH340!)

* Connector: microUSB

* Battery basket: 18650

* Power switch

* Interfaces: GPIO, I2C, I2S, PWM, SDIO, SPI, UART

* Digital I/O connectors: 10

* Analogue input: 1

* Dimensions: 90 mm x 26 mm