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! Laser X Micro B2 Blasters Have A 100’ Range And 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+.