I have just bought one of these for the first time. I notice it requires 450 mA at 5 V. I have not got into the docs yet but am wondering if it has a sleep or low power mode. I would like to run this off a not too big battery.

stm900 gsm module Solved

system April 25, 2018, 3:12pm 2

(deleted)

Topic		Replies	Views
Question on GPRS Shield V1.0 gsm shield power consumption. General Electronics	3	868	May 6, 2021
Sleep mode GSM module, Quectel M95 or Simcom SIM900 ? Networking, Protocols, and Devices	6	2373	May 6, 2021
Arduino GSM Module from ITead Studio Home Automation	41	30530	May 6, 2021
Consumo SIM900 Hardware	3	2046	May 7, 2021
Sleeping GSM alarm - saves power. Networking, Protocols, and Devices	11	5265	May 6, 2021