The Neutrino 2000 was an energy weapon created by Foaly, technical adviser to the Lower Elements Police. It had a platinum coating and had three settings. It is powered by nuclear batteries. It is Holly Short's favorite weapon due to its versatility, durability, and "perfect weight", as she thought the Neutrino 3000 to be too light. Due to Fairy Council laws, civilians can not use the device and weapon. It is a LEP standard firearm.