NVG30 Infrared Digital Night Vision Scope Wide View 40° 940nm IR Night Vision
IR Level: IR 1,2,3. Blue cover on lens: booster night vision. Electronical compass: Yes. (3) Four colour mode:black&white or Green. Wide Field of View: 40°. Optical Lens: waterproof IP67 and working temperature: -40 to +50 ℃.