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A hand-sized military drone is taking defense to a whole new level.

Teledyne FLIR’s Black Hornet 4 delivers compact battlefield intelligence, offering live video, thermal imaging, and obstacle avoidance.

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In modern combat, information is everything. The ability to see what's around the corner or over the next ridge without exposing yourself can make the difference between mission success and disaster. Enter the Black Hornet 4, a palm-sized drone that delivers powerful surveillance tools directly into the hands of dismounted soldiers. Built by Teledyne FLIR, the Black Hornet 4 represents the next generation of nano-drone technology, combining advanced optics, thermal imaging, and rugged performance in one ultra-light package.

What Is the Black Hornet 4?

The Black Hornet 4 is an airborne personal reconnaissance system built for tactical use by individual soldiers and small units. It weighs only around 70 grams and is designed to be carried on a utility belt and launched by hand. Despite its size, this drone delivers real-time video and thermal imaging that can provide immediate intelligence without putting soldiers at risk.

The entire system, including two drones, a controller, and a viewing tablet, weighs about 1.3 kilograms. This compact design enables troops on foot to carry it easily into the field and launch it in less than 20 seconds. Once airborne, the Black Hornet 4 acts as a quiet, nearly invisible scout, flying up to 3 kilometers away and staying aloft for over 30 minutes.

Key Features and Capabilities

Day and Night Vision

The Black Hornet 4 is equipped with a 12-megapixel electro-optical camera and a high-resolution thermal imager. This combination allows it to capture clear images in daylight, low light, and complete darkness. The stabilized video feed and still image capture help troops detect enemy movement, track heat signatures, and inspect terrain from a safe distance.

Extended Range and Battery Life

With upgraded batteries and optimized aerodynamics, the drone can operate for over 30 minutes per charge and fly up to 3 kilometers away from the controller. It is also designed to function in harsh weather, including rain and winds up to 25 knots, making it reliable in real-world combat conditions.

Obstacle Avoidance and GPS Independence

The Black Hornet 4 includes advanced obstacle avoidance sensors that allow it to navigate around walls, trees, and other obstructions. It can also operate in GPS-denied environments using onboard navigation, a critical feature for urban or subterranean missions where GPS signals may be blocked or jammed.

Low Visual and Audio Signature

Unlike traditional quadcopters, the Black Hornet uses a single-rotor design that is much quieter and harder to detect. This stealth capability allows soldiers to conduct surveillance without alerting enemy forces, giving them a significant tactical advantage.

Simple to Use

The system is designed for ease of operation. Soldiers can be trained in just 20 minutes and control the drone with an intuitive interface. Its semi-autonomous features reduce the cognitive load on operators, allowing them to stay focused on their surroundings and objectives.

Rugged Design

Built to meet military durability standards, including MIL-STD-810H, the drone can handle rough handling, dirt, and temperature extremes. Whether it's launched in a desert or a jungle, the Black Hornet 4 is built to survive and perform.

Real-World Use and Deployment

Since its initial development, the Black Hornet series has become one of the most widely adopted nano-drone platforms in military history. Over 33,000 units have been delivered to military and security forces in more than 45 countries. The United States Army has been a major customer through its Soldier Borne Sensor program, with total orders exceeding 300 million dollars.

The Black Hornet has seen action in Afghanistan, Ukraine, and other conflict zones. Allied nations including the United Kingdom, France, Germany, and Norway have also adopted the system. Its success has proven the value of micro-drone surveillance on the modern battlefield, enabling small units to gain real-time intelligence without exposing themselves to danger.

How It Became Part of Teledyne

The Black Hornet originated with a Norwegian company called Prox Dynamics, which was acquired by FLIR Systems in 2016 for approximately 134 million dollars. This deal brought the drone into FLIR's product portfolio, combining its nano-drone innovation with FLIR's thermal imaging expertise.

In 2021, Teledyne Technologies acquired FLIR Systems for approximately 8 billion dollars, creating Teledyne FLIR. Since then, the Black Hornet program has continued to evolve under Teledyne FLIR Defense, culminating in the October 2023 release of the Black Hornet 4.

This strategic acquisition allowed Teledyne to expand its presence in the defense sector and invest in next-generation battlefield technology. By pairing high-performance imaging with autonomous flight capabilities, the company has created a platform that meets the demands of modern military operations.

Why It Matters

In an era where asymmetric warfare and urban combat are increasingly common, the ability for small units to gain instant aerial surveillance is invaluable. The Black Hornet 4 empowers troops with critical real-time intelligence while keeping them out of harm’s way.

As AI and automation continue to advance, future versions of the Black Hornet may include even greater autonomy and onboard processing, reducing the need for human control. For now, the Black Hornet 4 stands as a powerful example of how compact technology can deliver an outsized impact on the battlefield.

As micro-drones like the Black Hornet 4 reshape modern defense strategies, investors and analysts are increasingly watching developments in defense, surveillance, and aerospace. Platforms like LevelFields AI make it easier to stay ahead of these shifts by tracking key company events—such as defense contract wins, leadership changes, and breakthrough product launches—that historically move stock prices. Whether it’s a $300 million drone order or a merger like Teledyne’s acquisition of FLIR, LevelFields helps investors react faster with real-time alerts and data-driven signals.

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For a stock like MP, which is heavily influenced by defense policy, national security, and trade developments, event-driven tools like LevelFields provide valuable context. Instead of reacting late to headlines, investors using LevelFields can get ahead of the move, often within minutes of public disclosure.


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