arduino › connectivity module
generic SIM800L 2G GSM/GPRS Module
2G is shutdown in the US/AU/SG/NZ — do NOT pick this for new US projects. Pulls 2 A peaks during transmit; needs a 4.7V/2A supply with bulk caps, not USB.
Specifications
- protocol
- gsm_2g_gprs
- interface to mcu
- uart
- voltage v
- 3.4-4.4
- range m
- 35000
- power consumption ma
- 2000
Sources
- SparkFun open product catalog · ingest 2026-05-06