BW-MWC15
Input Power : 5V 2A(10W) /9V 2A(18W)LED indicators :blue and green 2 colors LED,
Connect to power adaptor : blue and green 
indicators are on together,
Standby : green light is off after 30 seconds, 
Charging : Blue breathing light on
When an error occurs, the blue and 
green lights flash alternately.