The Firepower F4-D is a great entry level AEG that is packed with features! The 4 rails on the RIS System allow you to add many accessories such as lights, lasers and foregrips. The great thing is that all of these are included! The gun comes with a tactical forward grip, laser aiming module, and a tactical flashlight. The gun also has a retractable stock which can be adjusted to several different positions. This is a battery powered airsoft gun and can shoot in full or semi auto mode. The rechargeable battery and battery charger are included with the gun. The "scope" on top of the gun holds up to 500 BBs for continuous shooting.