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SIM808 GSM/GPRS/GPS Arduino IOT Board Solar Powered

Account cancelled 2018-05-30 11:13:07 2964 Views1 Replies
Hello,
I'm looking to power the following Setupp:
SIM808 GSM/GPRS/GPS Arduino IOT Board

Liberlium 4-20mA Current loop shield link: http://www.libelium.com/downloads/docum ... _guide.pdf
With a Solar Panel, can someone help me choose one please!!

2018-05-30 19:47:28 This board need large power consumption, it is better to use 7.4V battery instead of 5V port or 3.7V battery. robert.chen

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