I have a question about implementing arduino battery. I thought feeding with a 3.7 V battery and use a converter to get 5V. What is the difference between the following options? OPTION 1: - 5V DC to DC Step Up - VPack PCB: 5V DC to DC Step Up - VPack PCB - PRT-08290 - SparkFun Electronics USB LiP…

question about implementing arduino battery

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