Description:
No battery or abnormal LED light is not on.
Red light on when charging / red light always on when full.
The charger only supports 2 or 4 1.2V Ni-MH batteries for charging, not for single charging.
This charger can only be used for 1.2V Ni-MH or 9V rechargeable batteries, not for any other battery type.

Specifications:
1. Mode: Fast charger
2. Plug: US
3. Output: AA 1.2V 120mA*4 AAA 1.2V 120mA*4 9V 20mA*2
4. Color: Black,white,gray
5. Size: 6.3*9.3cm
6. Material: ABS+PC Fireproof mater

Package include:1pc(Without battery)

Note:
There is 2-3% difference according to manual measurement.
Please note that slight color difference should be acceptable due to the light and screen.