power inverter question

[treadburner 10+ year member]

im trying to add a ps3 to a drop down monitor for the people in the back seat,

just curious on what i will need to do this and for it run for hours at a time

ps i know a power inverter but how strong of one and anymore info will help

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[keep_hope_alive Premium Member]

You need to total the current draw of the monitor and PS3. Then calculate wattage using ohm's law. Then multiply by 125%.