The LILYGO T-SIM7000G is an ESP32 development board with a SIM7000G chip. This adds LTE (4G), GPS, and GPRS to your board. Besides the SIM7000G module, the board also comes with some interesting features like a battery holder for a 18650 battery, a battery charging circuit where you can connect solar panels to recharge the battery, and a microSD card slot.
LILYGO T-SIM7000G ESP32 board features:
- Supply voltage: 3.3V DC or 5V DC
- ESP32 chip (WROVER-B Module) (240MHz dual-core processor)
- Flash memory: 4MB
- PSRAM: 8MB
- SRAM: 520KB
- Built-in Wi-Fi
- Built-in Bluetooth
- USB to serial converter: CP2104 or CH9102 (drivers)
- Built-in SIM7000G module
- Built-in nano SIM card slot
- Built-in SIM antenna slot
- Built-in GPS antenna slot
- Built-in Li-ion/Li-Po battery charging circuit:
- DW01A battery protection IC
- CN3065 solar energy charging interface for 4.4-6.8V solar panel
- Built-in 1x 18650 battery holder
- Built-in solar panel connector 2p JST-PH
- Built-in Micro SD card slot
- Built-in on/off switch