Bullet points: Advanced technology: By attaching to air molecules and all impure particles in the air and negatively charge them. Safety design: It uses a carbon fiber brush system to emit negative ions into the air. Purify the air: The negative ions emitted extremely purify the air and remove toxic substances, including dust, odors and mold, etc. Relax yourself: Negative ions can also eliminate static electricity, reduce hemi and help boost your energy and mood. USB charging: A usb-powered ionizer can connect to the computer or power bank, and then the negative ions will be released into the air consistently. Description: Rated voltage: DC5v Rated power: 0.3w Size: about 9 * 2.2 * 2.2cm / 3.54 * 0.86 * 0.86 in Scope of application: le;15msup2; Ozone concentration: le;0.02ppm Applicable places: office, car, bedroom, etc. Instructions: 1. Turn the USB protective sleeve. 2. Insert the USB plug into the USB jack of the computer. At this time, the indicator lights up and the machine starts to work normally. Package included: 1 * negative ionic air air purifier
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