Amazon top sell portable battery desk table water cooling fan air conditioner fan
battery | 2000mah |
NW | 500G |
Material | ABS.PP.PC Electronic component |
Motor speed | Low gear:5v,midle gear:7v,Third gear:9v |
Current | 300ma/540ma/720ma |
Negative ion operating power | 1W |
Ion concentration | 1x10^6/cm^3 |