It uses AA sized alkaline batteries.But due to the fact that the Portal eats the batteries FAST...I recommend using Long lasting AA alkaline batteries.Take Duracell for example(which are the batteries I use for my portal).
Electricity
To get another skylander in spyros universe you have to go to the skylanders clubhouse but you only get it for 30 minuets and if you want it again you need to pay more coinsor if you have figures and a portal you can hook the portal to your computer and put the figures on the portal or if you don't have a portal find the code for the skylander and when you go on the computer click on the crown at the top right corner and type in the code and you will get that skylander permanently.
to give it power
portal
A typical D battery has a power output of around 1.5 volts. The power output can vary slightly depending on the specific brand and type of battery.
petrol and battery power
if you want to goto portal, just type: /join portal in your chat bar and you will go there
You have to buy all the figures then type in the codes you get with the figures then you will have all the figures online!
It's the portal mod 17
TYpe These Codes : PENGUIN CUSTOM
The only difference between a battery drill and a regular drill is the type of power source. A battery drill is one that does not require a power cord, but can only last a finite amount of time.
This mp3 player power source is a battery that charges through your computers usb port. The battery life is approx 15 hours on a full charge.