Efficiently charge an exhausted mobile phone battery with the power transferred from 1 pieces AA battery in emergency
Input voltage: DC 1.5V (1 piece AA battery)
Output voltage: 5.7+ -0.5V
Incoming current: 850mAH to 1800mAH
Output current: 150 to 300mAH differ in different AA batteries
Charging time: 10 minutes at 280mA
To charge for 30-100 minutes may sustain cell phone to work for 100-180 minutes
Four adapters enclosed, adapt to different mobile phone (adapters can be customized)