Used a few times after purchase to stop excessive barking. My dog stopped barking excessively, so I hope someone who needs it can use it. Unused AAA batteries are included. Available for immediate purchase. Discounts OK, but first come, first served! * I will try to accommodate your requests as much as possible. Please feel free to ask (╹◡╹) There's no time to hesitate! • "If you want it, buy it now!" [Shipped today if possible] First come, first served / Immediate purchase OK / Clearance price A little early Christmas present! * I want to sell it quickly to organize my life. • "I will pack it carefully and deliver it with care."