Polarstar HPA airsoft guns are a type of high-powered airsoft gun that use a compressed air system to fire. These guns are powered by an on-board computer and use an electronic solenoid valve to regulate the amount of air released. This allows for a much more consistent and adjustable rate of fire than traditional spring or gas powered guns. Additionally, the Polarstar system is extremely durable and reliable, making it an ideal choice for serious airsoft enthusiasts. The gun is powered by either a battery or an external air source such as a high pressure tank or remote line. With the Polarstar HPA airsoft gun, you can adjust the velocity, rate of fire, and even create burst fire settings with ease. This makes it a great choice for all kinds of different scenarios and styles of play. Furthermore, the Polarstar system is compatible with many different aftermarket components, allowing you to customize your gun to your exact needs. No matter what type of airsoft enthusiast you are, the Polarstar HPA airsoft gun is sure to meet your needs and provide you with hours of fun and exciting gaming experiences.