An iPad costs you at least $400. That’s for an older model; the latest version runs up to $830. And that doesn’t include the data plan. Depending on your carrier and options, you could be paying another $50 a month. So for a year, the high-end iPad with the most expensive data plan will run you over $1,400.

On top of that, you have to charge the thing. According to a study from the Electric Power Research Institute, adding the cost of powering your $1,400 investment brings your annual total up to … $1,401.36.

Consumers who fully charge their iPad tablet every other day can expect to pay $1.36 for the electricity needed annually to power the device, according to an  assessment by the Electric Power Research Institute (EPRI).

The analysis shows that each model of the iPad consumes less than 12 kWh of electricity over the course of…

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