PetSafe Deluxe Big Dog Trainer is the first full featured trainer designed for both the professional trainer and the average pet owner with no training experience. It can be used to deter unwanted behavior such as digging, chewing on furniture, jumping on guests, or barking. Or it can be used for basic obedience training such as teaching the "come" command. Features 10 correction levels that you set conveniently from the transmitter, range up to 100 yards, and a weather resistant transmitter and fully waterproof receiver which weighs just 3.7 oz. For pets weighing over 40 lbs. Shipping weight: 2 lbs.