Meet the PetSafe ScatMat Strip: a harmless training tool to teach your pet to stay away from certain areas. It responds to your pet’s touch with a mild static pulse. It works for cats too. You will need to bring a 9-volt battery to get this working. The ScatMat is available in 3 sizes and has a transparent design. It stays on for 3 seconds when touched. You can use it to keep your pet off countertops or away from your furniture. Sets you back under $46.