Add the devices in your lab to estimate energy use, electricity cost, and optional carbon emissions.
The US 2024 average residential rate is about $0.17/kWh. Enter your own rate from your electricity bill.
Continuous draw is the sum of watts × quantity, independent of hours per day.
The default 0.39 kg CO2/kWh is a US grid average estimate. Grid intensity varies widely by region and electricity source.
These are typical draw figures; your real numbers depend on your exact hardware and load. A $10 plug-in energy meter (Kill A Watt or similar) measured at the wall gives you the true watts to type in here.
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