When this ball switch module is flipped, it will output a high or low signal to your controller. This module has an indicator light that lights up when the voltage signal of this module is changed.
It also has an integrated 3-pin terminal that can easily be used to connect an Arduino sensor expansion board, for example.
Specifications
• operating voltage: 5 V
• 3-pin jumper
• dimensions (L x W): 25 x 15 mm