Laser X Micro B2 Blasters are the most portable, easy-to-use Laser X Blasters! These compact, 5-inch blasters feature state-of-the-art lighting and sound effects that bring the excitement of a laser tag arena right to your own backyard. No receiver vests are needed, because a receiver is built right into each blaster! With a blasting range of 100, Micro B2 Blasters work with all other Laser X gear. Games can include an unlimited number of players. Play one-on-one, in teams or set your blaster to “rogue, and every player’s on their own! Requires 6 “AAA” (1.5V) batteries (not included). Ages 6+.