403 Watt-hour capacity with 3x 440W AC outlets. Note that Watt-hour or Wh is the capacity measure of lithium batteries. This is an important parameter when choosing the right power station. Some brands mark Wattage/Watts as high as 600W but their batteries capacity are only 250Wh. Aimtom Rebel440 has up to 50% more capacity than those 👀🫶🏽 #powerstation #aimtom #rebel440 #portablepower #powersupply #campinggear #emergencypower #cpaplife