1. compatible with all types of laptop computers and most models of cell phone, PDA, DC, DV, MP3, MP4, PSP, mobile DVD, etc.; also suitable for use in wilderness, travel,or emergency situation like blackout.

2. five options of voltage output:5V, 9V, 12V, 16V, 19V(optional)to accomondate with various digital products

3 Battery: 16000maH/3.7V/1.4W

4. Output current: 1A(5V),2A(9-12V),4A(16/19V)

5. Working temperature:  -30 to 70 degree Celsius

Features:

1. Function as of smart charge: such as pre-charge,quick constant current charge,constant voltage charge,equalizing charge, working life of battery is prolonged effectively.

2. Functions of temperature compensation: thermal adjustment and thermal break off.

3. PWM controls constant voltage

4. Functions of powerful and smart protection for overcharge:with the function of protection from overdischarge,overload,reversed connection,short circuit and thunder protection, battery built-in self repair

5. excelling personalized design: auto-off in unloaded state; alarm sets off when battery is low; indicator reflects light intensity and charging process

6. 3 phases of voltage adjustment to fit to various digital products

7. battery volume is indicated by LED display

8. compatible with charging for cell phones,DC, PDA,PSP,Mp3,Mp4,IPOD,DV,etc.

9. it takes 2 to 3 hours to fill battery with AC

10. continual working period 3 to 5 hours(when built-in battery is filled)