You can never have too many power packs lying around incase you are you camping, or god forbid a natural disaster would happen. RAVPower has their Dynamo-On-The-Go portable power pack that works great for both. The Dynamo-On-The-Go features 7800mAh of battery storage to allow you to charge your phone multiple times before you have to worry about being out of power. There is also a built-in light for if you have no power to be able to see your way around in the dark.
The RAVPower Dynamo-On-The-Go comes with the power pack, two charging cables, a wall plug to charge your power pack at home, and a protective case to carry you charger in.
The Dynamo-On-The-Go takes several hours to charge, but can give you multiple charges for your phone without the need for an outlet. The charging state of the battery is tracked by Blue LED’s on the front of the device. On the top, next to the two power ports, is the LED light for the flashlight. On the side is a microUSB charging port to charge the Dynamo. This power pack features Samsung Battery Cells for long reliable use.
One of the nice features is that the Dynamo-On-The-Go will automatically turn itself off once it senses that your device is fully charged. It will also turn off if it detects that your device has been unplugged.
Overall the RavPower Dynamo-On-The-Go is a great because it gives you at least 2 extra charges for most phones, and includes a built in flashlight should your power go out.