Universal external battery-bank 2200/4000MAH 
for Ipod/mobile phone/MP3/MP4/DV/PDA/PSP

Applications: 
Sony PSP : about 6 nours; 
Apple iPod Players: about 40 hours;
PDA/Mobile Phone: more than 2 times of original battery;
MP4 Players: about 6 hours;

Universal external digital battery-bank 2200/4000MAH for Ipod/mobile phone/MP3/MP4/DV/PDA/PSP
With 10 kinds of tips for all kinds of digital products, almost meets all mp3,mp4,PDA,PSP,CD :

Supporting below products:
1.Mobile Phone: Samsung A288,Sony T28,Motorola V998/V3/V3C,Simense C25,LG,Nokia etc;
2.DC :CANON,Samsung,CASIO,Kodak,Fujitsu,etc;  
3.MP4/CD/VCD players;
4.PSP player;   
5.IPOD;  
6.USB Products :USB lamp,USB Fan......

Specifications:   
Capacity: 2200mAh/4000mAH
AC input: 100-240vac 50/60Hz
DC Input Power: 4.3-5.0V 650MA DC, computer USB port;
DC Output : With two output voltage(4V-6V&7V-11V), USB output
Battery life time: >1000times  
Battery Type:Li-ion
AC/DC Efficiency: >85%
Size for 2200MAH: 72x28x21mm  
Size for 4000MAH: 80x40x22mm
Weight: 45g(2200MAH),70g(4000MAH)  
Charging Time: 3.5 hours
Optional color: Black / White  
Accessory: AC charging adaptor, connecting tips