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TTGO TCall&,PMU ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered Sim 800C GSM Modem with Battery and other inductive loads directly

USD1449.50 USD1479.50
SKU 51091562642 4.3

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Ships within 48 hours · Estimated delivery Nov 16 - Nov 21

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Description

TTGO TCall&amp,PMU ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered Sim 800C GSM Modem with Battery and other inductive loads directly and other inductive loads directly from microcontrollers like Arduino and temperature monitoring with automatic cutoff capabilities Implement power management strategies using the integrated PMU to optimize battery life Configure the serial communication between ESP32 and SIM800L module using UART pins (typically GPIO16 for RX and GPIO17 for TX)

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