How do I know how much battery PowerCapsule has left?Updated 2 days ago

PowerCapsule's white LED indicators show battery level: 

• 1 blinking LED: 0 to 25 percent 

• 1 solid + 1 blinking: 26 to 50 percent 

• 2 solid + 1 blinking: 51 to 75 percent 

• 3 solid + 1 blinking: 76 to 99 percent 

• 4 solid LEDs: fully charged