1. Rated voltage: 3.7V
2. Battery capacity: 250mAh
3. Rated power: Less than 1W
4. Rated current: Less than 10mA
5. Rated frequency: 60Hz
6. The amount of negative ions released: 40W/cubic centimeter
7. Packing list: Purifier x1, charging cable x1, hanging chain x1, manual x1
8. Size: about 6x3 cm

Features:
1. One cubic centimeter releases 400,000 + negative ions to protect your free breathing
2. One-button switch, simple operation, press the switch button for 3s, the blue light will start to work, press the switch button again for 3s, the blue light will stop working
3. Low noise operation, quiet and comfortable
4. USB universal charging port, supports fast charging function, can be fully charged in 30 minutes
5. With lanyard, it can be worn on the body

Notice:
1. Do not place in the sun
2. Disassembly and modification are prohibited
3. People who use pacemakers should not use it
4. Do not put solid foreign objects such as metal particles into the machine
5. Do not allow water to enter the inside of the machine during cleaning
6. Do not turn on and use it while charging