PetSafe ScoopFree Automatic Self Cleaning Cat Litter Box

Easy-to-install containment kit includes everything needed to cover 1 1/3 acres of land for one dog; can be expanded to cover 100 acres with more wire and flags (sdf-wf)
Rechargeable collar features lithium-ion batteries with 2-hour quick charge and one to two month battery life: waterproof and submersible to 25 ft. With dryer technology
Contain an unlimited number of dogs with additional collars (sdf-cr); fits dogs 10 lb. And up

Humane bark collar with 2 modes – in 96% cases help decrease (eliminate) dog’s barking by automatic performance with 5 safe stages of sound (beeps) and vibration. Beeps and vibrations are switching automatically based on the amount of dog’s barking, increasing after each bark.
Rechargeable version – no bark collar works about 14 days with 1 battery life. Get a full charge in 2-3 hours.
Action without remote – The collar works in automatic mode, in which sounds and vibrations are combined to effectively and safely stop the barking. At the first bark, there will be only a sound signal, at the subsequent barks vibrations are added to a sound signal. Useful when you are not at home and your dog stays alone.