this.period = parseInt(period, 100) || 8000;
  
TestOne
this.period = parseInt(period, 10) || 8000;
  
Test Two
this.period = parseInt(period, 10) || 800;
  
  
What's your Red Thread?
this.period = parseInt(period, 100) || 8000;
  
this.period = parseInt(period, 10) || 8000;
  
this.period = parseInt(period, 10) || 800;