If your pet pooch is a sensitive, shy introvert or a self to assured little dog who needs to learn some social graces around the house, the PetSafe 100 yd Lite Remote Trainer can help you gently improve their behavior with the push of a button. The trainers waterproof digital remote and collar allow pet parents to train their shy tail to waggers off to leash and help stop them from lunging, chewing, counter surfing and other unwanted behaviors. Safely improve your sensitive dogs behaviors within a 100 yd range using tone (beep), vibration or 1 to 15 adjustable levels of static stimulation. Theres a safety lock feature for higher levels. The waterproof remote and collar quickly charge within 2 hr using a USB cable (included) and have a battery life up to 40 hr. The lightweight digital remote is easy to read and features 2 separate buttons for tone, vibration and static stimulation. The waterproof training collar fits dogs 8 lb and up, with neck sizes 6 to 23 in PetSafe brand is here to help you and your pet live happy together.