 Product parameter:
    Product parameter:  | Material | ABS | 
| Voltage | 110-240V,50/60Hz | 
| Power level | Five level | 
| Frequency | 1.1MHz+-0.3MHz | 
| Max power | no less than 10W ( peak)Limit value is not more than 50W | 
| Accessory | USB connector | 
| Colour | black and white | 
| Service | OEM | 
| Warranty | one year | 
 Product display:
    Product display:     
    