The system is lightweight and can be operated by a single soldier, enhancing its versatility on the battlefield. The Javelin has seen extensive use in various conflicts, proving its effectiveness against modern armored threats. Its advanced technology and ease of use have made it a preferred choice for U.S. forces and allied nations. 

The Javelin features an infrared seeker that allows it to lock onto targets and guide itself to them after launch, enabling operators to take cover immediately after firing. It has a range of approximately 2.5 kilometers (about 1.5 miles) and can be used in both direct and top-attack modes, making it effective against a variety of armored vehicles.