low price 4400mAh for tablet/MID/DV/psp/smartphone external battery

external battery for backup battery Circle time: more than 500 times high capacity, popular in countries battery charger

Specification

Brand	Sunwith
Model	SW-C
Cell Type	Li-ion polymer
Capacity	4400mAh
Material	ABS+PC+UV
Color	Black
Size	93(L)×43(W)×22(H)mm
Input	DC 5V/1000mA
Output	DC 5V/1000mA
Power efficiency	≥90%
Cycle life	≥500 times
Over current protection	Yes
Short circuit protection	Yes
Over charge protection	Yes
Over discharge protection	Yes
Certificate	CE/UL/ETL/RoHs/WEEE listed
Warranty	1 year

Contents

1 PCS portable charger	1 PCS USB 2.0 - DC cable
1 PCS user's manual	1 PCS warranty/registration card
6 PCS connectors for your digital device charging

Notes

Please strictly follow operation steps above to charge and recharge;

Press the activate button to activate product while discharging;

Better fully charge/discharge battery up to 4 cycles before achieving full capacity of a new battery;

Discharge temperature do not exceed 160°F;

Charging battery without an attention may cause battery explosion; 

Maintenance

To make your mobile power play to its optimal function,please follow below advice:

When lower than 30% blue indicator lights on, it shows this charger need to be charged

When not in use for a long time, at least every three months to charge the product;

Far from high pressure equipment;

Far away from children;

Keep products stored in dry place, away from moisture and corrosive materials;

Never wash the portable charger with any irritating chemicals, soaps or detergents;

Do not open, modify, extrude, and strike this product;

Do not expose to water or too much wet environment;

Do not expose battery pack to direct sunlight (heat) for extended periods;

Do not use high concentrations chemical cleaning, soap to scour or scrub product;

Do not discharge battery to a level below 3V per cell under load. Deep discharge below 3V per cell can deteriorate battery performance.

Batteries that lose 20% of their capacity must be removed from service and disposed of properly.

  

low price 4400mAh for tablet/MID/DV/psp/smartphone external battery