Features: 1.The car vacuum cleaner has a 2000mah built?in battery and a USB charging port, which can support about 15 minutes of working time. 2.Quiet design, using high?quality motors, quiet and not disturbing. Can easily clean dust, debris, dog hair, cat hair and liquid. 3.The vacuum cleaner can provide a powerful 5500PA suction power, and it only takes a few minutes to achieve a deep cleaning effect. 4.No power cord restrictions, easy to operate during cleaning, and high practicability. 5.With a detachable structure, it is easy to clean the internal filter, which is convenient for daily use. Specification: Item Type: Car Vacuum Cleaner Material: ABS Battery Type: Lithium battery (Built-in) Battery Model: 18650 Battery Capacity: 2000mAh Vacuum Suction: 5500pa Type: Cordless Rated Voltage: 7.4V Rated Power: 42W Rated Speed: 6000 (r/min) Rechargeable Battery: Built-in 2000mAh rechargeable battery Working Time: About 15 minutes Application: Universal How to Use: 1. Please make sure that the switch is turned off before charging, and it can be used when it is fully charged. 2. Change different suction nozzles according to different occasions, and the suction nozzles should be flat against the ground when used, and the effect will be better. 3. There is a dust collecting bin fixed switch in front of the power switch. Press the detachable front cover to clean the filter. 4. Do not inhale combustibles, such as burning cigarette butts, when using this product. 5. This product is equipped with a USB charging cable, which can last for about 15 minutes when it is fully charged. Cleaning Method: 1. Rotate the dust bin and remove the dust bin. 2. Hold the dust bin and take out the filter upwards. 3. Dump the garbage in the dust bin. 4. Flush the filter screen and dust collection bin. 5. Dry the filter and dust bin. Note: Due to manual measurement, please allow errors.