LED Indication:
USB sync / charge cradle:
Blue LED indicator is on when:
1.USB cradle is connected by USB cable to your computer
2.USB cradle is connected by AC charger (only)
USB sync / charge cradle with spare battery charging slot (2 LED indicators):
When cradle is connected by USB (to computer):
1.Both device and 2nd battery are not in the cradle: “device light indicator”: blue color
“spare battery indicator”: no signal
2.With device in the cradle (2nd battery not in the spare battery charging slot): “device light indicator”: blue color
“spare battery indicator”: no signal
3.When 2nd battery is in the spare battery charging slot: “device light indicator”: blue color
“spare battery indicator”: no signal
When cradle is connected by AC charger (only):
1Both device and 2nd battery are not in the cradle: “device light indicator”: blue color
“spare battery indicator”: green and red color interchange flashing
2.With device in the cradle (2nd battery not in the spare battery charging slot): “device light indicator”: blue color
“spare battery indicator”: green and red color interchange flashing
3.When 2nd battery is in the spare battery charging slot: “device light indicator”: blue color
“spare battery indicator”: light indicator change to red (when charging) and when it is full charge, it changes to green