Battery Holder 4xAA with 9V clips
The Battery Holder 4xAA with 9V clips, is a battery compartment that on the upper side has 9v battery clips for connection and power supply.
In each case you can put 4 batteries ΑΑ to give you 6 Volts.
This battery case can be used to reliably and for many hours power robotic applications or IoT applications.