1、Powerful function, three‑color display, real‑time detection of air quality in the car, red is poor, yellow is normal, and green is good. 2、Easy to use, Type‑C connection, stable and convenient, can be used with household charging head, computer USB, mobile power supply, car USB. 3、One‑click air purification, 360 full air intake, can remove formaldehyde, peculiar smell, quickly purify the air, and care for your health. 4、Low‑noise operation of the LED air purifier, gentle wind speed, air purification away from the hustle and bustle, enjoy a good quality sleep. 5、It is compact and portable and has a wide range of use, suitable for cars, bedrooms, living rooms, kitchens, wardrobes, bathrooms, study rooms, etc. 1 x Air Purifier1 x USB Cable1 x Manual  tem Type: Air PurifierMaterial: ABS+Electronic ComponentsWeight: Approx. 231g / 8.1ozHeight: Approx. 15.5cm / 6.1inDiameter: Approx. 7.5cm / 3.0inPower Supply Mode: Type CInput Voltage: DC5V-12VWorking Current: 350MAHow to Use: 1. Plug in the Type-C cable, touch the power button to turn on, the RGB light will gradually change after turning on, the germicidal lamp will also turn on, the air sensor needs to be warmed up for 3 minutes, and the current air quality will be automatically detected after 3 minutes. The green light means the air quality is good. The yellow light means the air quality is medium, the red light means the air quality is poor, touch it again to shut down; 2. When the power cord is turned on after shutdown, the machine will automatically turn on if the air quality is poor, and there is no need to wait for the 3-minute warm-up process; 3. In the purification process, the internal fan is used to keep the air circulating after the machine is turned on. The air passes through the filter cotton, adsorbing harmful particles on the filter cotton, and working the inside to obtain freshness air; 4. Applicable space of the product is about 10㎡. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.