| Model NO. | ND544S | 
| Structure | Monocular | 
| Kind | Image Intensifier Night Vision | 
| Operation Principle | Infrared Night Vision | 
| Shell Material | Plastic | 
| Customized | Non-Customized | 
| Magnification | 5X | 
| Dimension of Objectives | φ40mm | 
| Field of View | 5°X3.75° | 
| Transport Package | Carton | 
| Specification | CE FCC | 
| Trademark | DONTOP/OEM | 
| Origin | Chongqing China | 
| HS Code | 900580900 | 
| Production Capacity | 2000 PCS Per Week | 
 
                 
                     
                    