SIM800L Mini GSM GPRS Development Module

Specification: The SIM800L is a miniature quad-band GSM/GPRS module designed for integrating cellular connectivity into embedded electronics and prototyping projects. In a laboratory setting, it is primarily used for remote data logging, automated SMS alerts for sensor thresholds, and establishing wireless communication links for Internet of Things (IoT) instrumentation.

Technical Specifications:
* Quad-band: 850/900/1800/1900 MHz
* Supply Voltage: 3.7V to 4.2V DC
* Current Consumption: 2mA (sleep mode) up to 2A (peak transmission)
* Interface: TTL Serial (UART)
* Protocol Support: TCP/IP, HTTP, FTP, SMTP, and USSD
* GPRS Class: Multi-slot class 12
* Operating Temperature: -40°C to +85°C
* Form Factor: Micro-SIM card slot
* Dimensions: 25mm x 23mm

Package: 11.2x5.3cm, weight: 6gm