O2 Bar E-C2 Pro UVC Intelligent Portable Ionizer Negative Ion Light Hepa Filter

New O2 Bar E-C2 Pro intelligent portable air filter. There is no manual. The item itself is small ( coffee cup size) - The 1800mAh pure cobalt lithium battery lasts for 240 minutes; - Large expansion area and longer lifespan, the air purifier releases 15 Million negative ions per second, eliminating 99. 97% of pollutants such as dust, smoke, and other allergens. At the same time, the noise level is quite low as 30db without disturbing your sleep - Unique Dual Sterilization System: uses efficient negative ion technology, releasing 15 Million Negative Ion per second, which means you won’t have to spend time and money to replace the filter periodically. Also, Eco-Friendly UVC Disinfection system protects you from airborne particles , reaching a sterilization rate of 99.99% -Compact & Portable Design: the size of a coffee cup. On the top of the air purifier, it has the led screen to show PM2.5 real time monitor, fan mode, and current battery capacity.