Power: DC 6V (AAA1.5×4) Power: 2.3W Atomization quantity: about 0.9mL/minute Size of the whole machine: 52×110×22.5mm Using time of the battery (for reference only) Working current: about 300ma Spraying time for each time: 30s About 1 minute is spent for twice a day No. 7 alkaline dry battery, volume: 300-400ma/h, used for about 60 days