1. Function: smoke and dust removal
2. Size: 18x14.8x5.9cm
3. Material: ABS
4. Rated voltage: DC5V
5. Rated power: 2.5w
6. Working principle: negative ion
7. Power source: solar/USB/built-in lithium battery
8. Battery capacity: 1200mah
9. Intelligent monitoring, automatic adjustment of purification gear
10. Applicable area: less than 10 square meters
11. Weight: 1000g
12. Features: solar powered, ultra-low noise, multiple integrated filters
13. Single silicon high-efficiency solar panels, make full use of renewable energy to reduce emissions
14. Negative ion concentration: 15 million