Holosun HS515CM 2 MOA & 65 MOA Circle Red Dot Sight with Solar Panel and QD Mount
- Multi-Reticle System (MRS): 2 MOA dot, 65 MOA circle, or both.
- Brightness Settings: 10 daylight and 2 night vision-compatible.
- Shake Awake™: Powers on with motion, off when idle.
- Battery Life: Up to 50,000 hours on a single CR2032 battery.
- Battery Compartment: Side-mounted with a tool-less cap.
- Design: Parallax-free with unlimited eye relief for rapid target acquisition.
The HS515CM is engineered for high-intensity rifle and carbine applications, ensuring exceptional durability and reliability. Crafted from 7075 aluminum, this 20mm micro sight is built to withstand the most demanding conditions. It includes clear, removable, and rotating lens caps that offer robust protection for the optics while maintaining quick accessibility. The sight also features a Quick Detach (QD) lower 1/3 co-witness mount (1.63”), allowing for easy and secure attachment to your firearm.
This sight is IP68 certified, providing complete waterproof and dustproof protection. It is designed to function flawlessly in extreme environments, ensuring your sight remains operational in any weather condition. The integration of Solar Failsafe™ technology further enhances its reliability, allowing the sight to remain powered even when the battery is low by harnessing ambient light.
The HS515CM boasts Holosun’s Multi-Reticle System (MRS), featuring a Red Super LED that provides versatile reticle options. Users can switch between a 2 MOA dot, a 65 MOA circle, or a combination of both, catering to various shooting preferences and scenarios. The sight includes 10 daylight brightness settings and 2 night vision-compatible settings, ensuring optimal visibility in diverse lighting conditions.
Featuring Shake Awake™ technology, the HS515CM automatically powers on when it senses motion and turns off during periods of inactivity, significantly extending battery life. With up to 50,000 hours of operation on a single CR2032 battery, this sight offers long-lasting performance. The battery compartment is conveniently located on the side and features a tool-less cap, making battery replacement quick and easy.
Designed for both sporting and professional users, the HS515CM combines rugged construction with advanced technology to deliver superior performance. The sight’s parallax-free design and unlimited eye relief allow for rapid target acquisition and precision shooting. Additionally, the multilayer reflective glass ensures a clear and sharp sight picture, enhancing overall shooting accuracy.
- Window Size: 20mm Diameter
- Dimension (in): 2.75×1.43×1.62
- Weight (oz): 3.53
- Housing Material: 7075 T6 Aluminum
- Surface Finish: Hard Anodize
- Adjustment per Click: 0.5 MOA
- W&E Travel Range: ±50 MOA
- Storage Temperature: -40℃~70℃
- Working Temperature: -30℃~60℃
- Submersion: IPX8
- Vibration: 1000G
Waterproof and Dustproof: Certified to an IP68 rating, the sight is both waterproof and dustproof, ensuring dependable operation in harsh environments.
Multi-Reticle System: The HS515CM features Holosun’s Multi-Reticle System (MRS), allowing users to switch between a 2 MOA dot, a 65 MOA circle, or a combination of both, providing flexibility for various shooting scenarios.
Parallax-Free Design: The sight is parallax-free with unlimited eye relief, ensuring quick target acquisition and accuracy without the need to perfectly align your eye with the sight.
Brightness Settings: Equipped with 12 brightness settings (10 for daylight and 2 for night vision), the HS515CM provides optimal visibility in diverse lighting conditions.
Solar Failsafe™: The sight is powered by both a solar panel and a CR2032 battery, ensuring continuous operation even when the battery runs low.
Shake Awake™ Technology: This innovative feature conserves battery life by automatically powering the sight on with motion and turning it off when idle. With up to 50,000 hours of battery life on a single CR2032 battery, it ensures long-lasting performance.
QD Mount: The included Quick Detach (QD) mount offers easy and secure attachment to your firearm, enabling swift transitions and adjustments.
Clear Lens Caps: The sight comes with clear, rotating lens caps to protect the optics while maintaining a clear view.
Tool-less Battery Compartment: For added convenience, the battery compartment is designed for easy, tool-less replacement.
Multilayer Reflective Glass: Enhances clarity and light transmission, providing a sharp and clear sight picture.
Compact and Lightweight: Despite its robust construction, the HS515CM remains lightweight and compact, minimizing added weight to your setup.
- Quick Release & Detachable Mount
- T10 L Key
- User Manual
- CR2032 Battery
- Lens Cloth
- Holosun 10 years / product lifetime warranty. Read more here
Tactical Scope Shipping Policy
Our aim is to ensure that your order arrives with you as soon as possible and in the safest, most cost-effective means.
Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.
DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY – READ MORE: HERE
Note: The above DPD link is to our group partner site Optics Warehouse, with whom we share logistics and stock. Link opens in a new window.
Couriers




We use DPD, Royal Mail, TNT, and UPS courier services for all our UK and international orders. Once your order is dispatched, you will receive an email with your unique tracking number.
In-Store Items
These are items we have in stock and aim to dispatch within 1–2 working days. During busy periods, this may be delayed slightly. If you'd prefer to collect your item in person, please contact us in advance to arrange. Collection orders must be paid for beforehand.
Pre-Order Items
Pre-order items are typically out-of-stock or in limited supply. Purchasing a pre-order secures your item, and it will be dispatched within 24 hours of restock where possible. Check the product page for estimated restock dates. These dates may change, so staying in touch is advised.
International Delivery & Taxes
If your shipping address is outside the UK, you may incur import duties or taxes upon arrival in your country. These charges are your responsibility. Customs regulations vary, so please check with your local customs office. Some packages may be opened for inspection.
Need Help?
If you need assistance, call us at +44 (0)1803 611895 (Optics Warehouse) or email order@tacticalscope.co.uk.
DPD Shipments & PIN Code Delivery
We have now introduced DPD Pin Code verification for all orders shipped via DPD. You will receive a PIN via email and text.
A valid email and mobile number must be provided at checkout. Emails will come from Riviera House 3PL. Please check spam/junk folders if not received.
Failure to present your PIN to the delivery driver will result in a failed delivery and rescheduling may be required.