General Specs 
InputAC 100-240V 50/60hz 0.15A
OutputDC 4.2V 350mAh
USB OutputDC 5.2V 800mAh
Functioncharger for your Nokia BP-4L batteries
CompatibilityNokia BP-4L
Features
With USB output design.
Charges your phone battery instantly.
Charges your phone with the USB port.