Specification:
● Chipset: ESPRESSIF-ESP32 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor
● FLASH: QSPI flash 4MB / PSRAM 8MB
● SRAM: 520 kB
● USB to TTL: CP2104
● On-board clock: 40MHz crystal oscillator
● Working voltage: 2.7V-3.6V
● Working current: 70mA
● SIM card: Only supports Nano SIM card
● Power Supply: USB 5V/1A
● USB: Type-C
● Working Temperature Range: -40 to 85°C
● Length: 77 mm
● Width: 29 mm
● Height: 12 mm
● Weight: 17 gm
Package Included:
1 x GPRS GSM SIM900 Arduino Shield
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