USB Charger Doctor - In-line Voltage and Current Meter Microbit Clear top and base leave

Clear top and base leave Raspberry Pi visible

which can be used with MakeCode

We typically use 3V lithium coin cell batteries CR 2032 for our projects

The display is securely stuck down to the Inky pHAT PCB and connected via a ribbon cable

USB Charger Doctor - In-line Voltage and Current Meter Microbit Clear top and base leaveHelp! This patient is heating up! Is the voltage too low? Is the current draw too high? Is there a doctor in the house? Oh, thank goodness, the Charger Doctor is here! Right on time Doctor, can you tell us what the current draw is? What about the voltage? Thanks to the Doctor, you will now be able to watch and care for your USB powered projects. Use the USB Charger Doctor to measure the working voltage and current output for any USB port and project.