Robot power calculations

so, I have a project about landmines detector robot (not irl) and for the robot’s power I literally know nothing about power but after searching a lot i come with this my robot have 4 12v dc motors and one 12kg servo motor and i used 12v lithium battery with 30 ah


but i still not sure if this right or efficient (i will present the project online the next sunday plz help :pray: )

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Hi @jana4 and welcome to our forum!

This simplified calculation looks OK. Don’t forget to put brackets here: 30Ah/(4A + 2A) = 5h

Also, I think this tutorial on how to choose a battery can be helpful for you:

thank you so much
here I did some optimization

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