High speed brushless motor with strong power and doubled suction, no power cord limitation, easy to handle small and complex environments inside the car Upgrade high-power brushless motor, with faster speed and greater torque, reducing 99.9% air resistance, greater suction, and doubled cleaning efficiency 4000mAh lithium battery has longer battery life: high-density explosion-proof lithium battery cells significantly improve battery life, higher safety performance, and longer service life, making it easy to handle daily cleaning Environmentally friendly filter cartridge, washable and reusable: Non-disposable filter cartridge, can be washed and dried before reuse. It is recommended to clean the filter cartridge regularly for more environmentally friendly and clean use Type-C charging interface for charging anywhere in the car or at home: Adopting the Type-C charging interface for more convenient charging, it can be charged anywhere in the car and at home Specification: Surface material: plastic ABS Dust cup capacity: 0.35L Charging method: Type-C cable 5V1A Rated voltage: 7.4V Rated power: 80W Vacuum degree (at full charge): 1st gear 6000PA, 2nd gear 11000PA Charging time: approximately 3-3.5 hours Battery capacity: 2 * 2000mAh Continuous working time: 6000PA [20min] for 1st gear, 11000PA [15min] for 2nd gear Haipa: ABS+PVC+polyester hot rolled fabric Noise: ≤ 84dB Temperature resistance: -20C~+50 ℃ Storage temperature: -20 ℃~+50 ℃