Ionion MX Ruby Air Purifier Portable Ion Generator

This portable ionizer is recommended for allergies/hay fever/PM2.5 measures, and for those who are worried about sidestream smoke, people with asthma, people who often use cars, planes, and trains, and those who use a computer for a long time. Body: ABS resin Size/mm/Weight: 65 (length) x 25 (width) x 16 (thickness) / Approx. 20 g (including the attached rechargeable battery) Ion generation display: Lamp display Operating environment: Temperature 0 to 40°C Humidity 30 to 70% Negative ion generation: 690,000 pieces/cm3 or more *Measured by Japan Functional Ion Association Country of origin: Japan Method: Corona discharge radiation type Set contents: body, power adapter, Dedicated USB cable, strap, instruction manual (Japanese/Chinese/English supported) Charging time: Approximately 180 minutes until fully charged * Can be used at all times during charging Continuous usable time: Depends on the ambient temperature 25℃: around 30 hours Temperature 17-18℃: around 20 hours Temperature 0℃: ar