Features: 2-in-1 blowing and suction, use with suction 5 modes, all corners of the car can be sucked Intelligent self-heating protection, automatic high temperature power off Large-capacity lithium battery provides long-lasting battery life for 60 minutes of use Multi-purpose, inflatable and pumpable Integrated suction and blowing, which can completely blow dust against the dead corner of the door seam, ignoring the blind spot of cleaning Dual-use car and home, suitable for a variety of scenarios Washable Hypa filter, environmentally friendly and reused Specifications: Material : ABS Rated voltage : DC 7.4V/DC 11.1V Vacuum degree: about 12000pa Rated speed: 50000rpm Lithium battery type battery capacity: 4000mAh Charging method:USB Rated power: 120W Noise: ?84dB Use temperature: -20?~+50? Packing list: 1PC Vacuum Cleaner