•Product name: Handheld vacuum cleaner
•Product color: Black
•Working voltage: DC7.4V/2000mAh
•Rated power: 120W
•Charging time: About 4 hours
•Working time: About 30 minutes
•Battery type: Built-in battery
•Vacuum degree: About 9000pa/12000Pa
•Lithium battery battery capacity: 2*2000mAh
•Charging method: 5V USB boost charging cable ( 0.5A-2A charging head is recommended for charging, and 2A charging head is not supported )
•Noise: 40-70db
•Operating temperature: -20℃~+50℃