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Output air volume: 1-Speed 873 L/Min (work time about 2 hours)
2-Speed 459 L/Min (work time about 4 hours)
3-Speed 242 L/Min (work time about 8 hours)
Output power: 4 W (Max)
Battery: 18650 Lithium-ion battery
Charger: Input: 100-240V AC
