The Flashing Bubble Gun - Multicolor has a clear body when inactive, and you can see the multicolored gears from the outside. When the trigger is pulled, the barrel lights up in a multicolored light show. Each Bubble Gun includes 2 bottles of bubbles. The Flashing Bubble Gun come with the batteries installed and ready for use. For fastest results, prime the trigger by pressing down and releasing until bubbles are produced. Requires 2 AA batteries which are included