- Model: RD-22001
- Magnification: 1x
- Reflex Lens Coating: Red Film
- Clear Aperture: 20mm
- Light Transmission: 70%
- Dot Size: 2 MOA
- Click Value: 1 MOA
- Windage Elevation Range: 45 MOA
- Parallax: 2 MOA
- Free Parallax Setting: 50 or 100 Yards
- Brightness Setting: 10 settings
- Battery Model: AAA
- Battery Life: 5000 hours at mid setting
- Operation Temperature Range: -20 ~ 60 celsius
- Water Proof, Shock Proof & Fog Proof