Note: it isn't suitable for iPhone 5c

Specifications:
* Capacity: 4200mah
* Input: DC 5V / 0.5A
* Output: DC 5V / 0.5A
* Self-charging time: 3-4hours
* Talk Time: Up to 8 hours on 3G, up to 16 hours on 2G
* Internet Use: Up to 7 hours on 3G, up to 11 hours on Wi-Fi
* Audio Playback: Up to 44 hours
* Video Playback: Up to 11 hours
* Product size (mm): 140 * 65.7 * 16.5 mm
* Product Weight (g): 84g
* Working temperature-10~40°C
* Storing temperature-20~50°C
* Cycle life: >500 times
* Color: Black/ White/ Orange/ Blue / Red

Features:
* Intelligent charging system with Smart power indication
* Rechargeable li-polymer battery pack, recycle use for protect the environment.
* Emergency backup battery charger case for iPhone 5 / 5s
* Charging your phone at any time anywhere if your cell phone without electricity
* Security and stability, Protective circuit for overcharging, over using and short circuit.
* High efficiency of power conversion, long lifespan cycle
* Portable and convenient, perfect extended backup battery case for iPhone 5 / 5s
* Popular in many countries and enjoyed good reputation from customers
* Compatible with iPhone 5/5S

How to charge your iPhone:
Step 1: Slot in your iPhone
Step 2: Switch on button of battery pack
Step 3: Close the roof cover

Safety precautions:
1. Do not throw battery into water or make it wet.
2. Keep the battery away from heat source (like fire or heater).
3. Do not throw the battery into fire or heat the battery.
4. Forbid to hammer to trample the battery.
5. Forbid disassembling the battery in anyway.

Package:
1x iPhone 5/ 5s Power Battery Case
1x USB Cable (Charging cable for Power bank)
1x User Manual