Power ([W]atts):
[E]lec (cents/kWh):
[H]ours per day:

=
iPod, Apple, iPhone, AT&T, accessories, Apple, iPhone, cellphone, contract, mobile, safari




















Using Gcalc 2

* To enter the power, hit the [W] key and the power consumption of the device.

* To enter in the electricity cost, hit the [E] button and type in the cents per kWh from your last electricity bill.

* To enter in the running time, hit the [H] and enter the hours per day the device is used.

* Hit the [=] button for the cost per year in dollars and greenhouse gas emissions.

Have fun,
Darren Yates.