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These boost (step-up) voltage regulators generate higher output voltages from input voltages as low as 2
The device then receives electricity from the adapter through a power cord to run or charge its battery
You could use this module in making short distance monitoring for your projects
How do I connect this Analog and digital sensor
rocks/products/motor-and-stepper-shield-for-arduino Pinout & power notes
9V Battery Holder w/ Switch + 2.1mm DC Plug 2.5v to 9.5v These boost (step-up) voltage regulators9V battery holder with switch & 5. 5mm 2. 1mm plug The 9V battery holder with switch & 5. 5mm 2. 1mm plug holds batteries and provides a convenient 5. 52. 1mm barrel plug + switch output for connecting to your project. Pair with AA or AAA batteries (rechargeable NiMH recommended for motor projects). Technical specifications Output Voltage 9V Cells 1 Output 5. 52. 1mm barrel plug + switch
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