Airsofters who also do Laser Tag can check this Sig Sauer P320 Laser Tag Blaster in this video by Gordon Soo... "Sig Sauer P320 Laser Blaster is a Realistic Shell Ejecting Laser Tag. Basically when you pull the trigger it will engage the blow back which then activate the laser. Laser travel in a straight line, which means that as long as your hands are steady, it is impossible to miss.