Typically 1500 watts with multiple heat settings (High/Low/Med).
The Patton POH2501 is a reliable, "workhorse" style heater best suited for those who want a quiet, steady heat source rather than a quick blast of air. It is particularly effective for keeping a baseline temperature in cabins, bedrooms, or large offices. Patton Heater Model Poh2501 Manual Link [portable]
Before plugging this unit in, understand that the POH2501 relies on manual safety resets. Because it is a utility heater, it lacks the tip-over switches of modern home office heaters unless otherwise noted in your specific version.