portable cell phone battery charger 2Ah-5Ah
External cell phone battery charger for Iphone 4S
Provides 360° protection for Apple's iPhone 4With extra 2,000mAh power to extend the standby and talk timePatent registered slider designFour level power indicatorWorks with Apple's iPhone 4Battery type: lithium polymerCapacity: 2,000mAhWeight: 85gStandard voltage: 3.7VInput voltage: 5.0V DC/1.0AOutput voltage: 5.0V DC/0.5AWorking temperatures: -5 to 40°CStoring temperatures: -15 to 50°CCharging time: 4 to 6 hoursLifespan cycle: ≥500 timesFeatures:
1) Long cycle life
2) Good safety performance
3) Low self-discharge
4) Enviroment friendly
5) High capacity and different capacity according to your requirements
6) Broad woking temperature range
Battery Quality:
1) Cells: A grade cells to make sure batteries in high and full capacity
2)Protection: Dual IC chips,that can anti-shortcircuit, anti-overcharger, anti-overcurrent, anti-overload
3)Compose Type : Injection Technology to make battery more stable
4)Certifications : CE,,FCC, RoHS,ISO9001
5) Long life cycly, No memory, environment friendly
Advantages:
1) High energy density
2) High working voltage for single battery cells
3) Pollution-free
4) Long cycle life
5) No memory effect
6) Capacity, resistance, Voltage, platform time consistency is good
7) With short-circuit production function, safe and reliable
8) Factory price& High quality
9) Good consistency, low self discharge
10) Light weight, small size
portable cell phone battery charger 2Ah-5Ah