According to this https://meraki.cisco.com/products/wireless/mr33#tech-specs MA-PWR-30W-XX Meraki AC Adapter for MR Series (XX = US, EU, UK or AU) But I agree with @AjitKumar, I usually use POE injectors for ease of AP installation. That way I don't need power near the AP and I can just keep the POE injector in the data room near the switch.
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