Description
The Holosun HE403C-GR Green Dot Micro Sight is perfect for rifles and carbines. Its compact 20mm design offers durability and reliability. Powered by both solar energy and a CR2032 battery, it delivers up to 50,000 hours of battery life for long-term use. Holosun’s Green Super LED ensures clear visibility with 12 brightness settings, including 10 daylight and 2 night vision-compatible options. Crafted from rugged 6061 aluminum, the sight is built to withstand tough conditions while maintaining lightweight portability. This model includes a lower 1/3 co-witness mount (1.63”) and a low-profile mount (.75”) to suit various rifle setups.
Its always-on functionality ensures operation in ambient light, even without the battery, offering unmatched reliability in any environment. Shake Awake technology saves power by activating the sight only when motion is detected. Digital buttons allow for quick and easy adjustments. The side-mounted battery tray simplifies battery changes, while rubber lens covers protect the sight during storage and transport.
HE403C-GR Green Dot Micro Sight – Features:
- 2 MOA green dot reticle for precise targeting
- 50,000 hours of battery life at brightness setting 6
- Compact 20mm micro sight for rifles and carbines
- Solar and battery-powered for dependable performance
- 12 brightness levels, including night vision-compatible settings
- 6061 aluminum housing for durability and lightweight use
- Parallax-free with unlimited eye relief for fast target acquisition
- Shake Awake technology conserves battery life
- Side-mounted CR2032 battery tray for convenience
- Picatinny rail compatible
Included in the Box:
- Lower 1/3 co-witness mount
- Low-profile mount
- T10 L key
- Rubber cover
- User manual
- CR2032 battery
- Lens cloth
Specification
| Window Size | 20mm Diameter |
| Dimension (in) | 2.45×1.43×1.6 |
| Weight (oz) | 2.82 |
| Housing Material | 6061 T6 Aluminum |
| Surface Finish | MAO |
| Adjustment per Click | 0.5 MOA |
| W&E Travel Range | ±50 MOA |
| Storage Temperature | -40℃~70℃ |
| Working Temperature | -30℃~60℃ |
| Submersion | IP67 |
| Vibration | 1000G |










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