Special Features:

-Ideal for most mobile devices such as GPS navigation, mobile phone, MP3, PDA etc.

-Waterproof circuit board, workable in rainy day

-Stable & smart current supply

-Short circuit protection, overload protection, surge protection

-Wise power supply detecting and LED light warning

-Charge efficiently by loading max. 5V3A current output.

-Small & easy to install

-CE, FCC, IPX7 Certificated

User Manual:

-The LED light indicates the power supply condition

BLUE: normal condition

RED:  battery resistance is too high and need to be checked