Description: The Petrainer PET998DB-1 E-Collar is our rechargeable and waterproof receiver introductory system. The features are shock, vibration, tone and light functions. The shock and vibration have a wide range of stimulation that goes 0-100 to ensure you find a correct level to help improve your dog's obedience. With it's 300 yard range, it makes it the perfect indoor, backyard or walk in the park training tool. Never worry about your dog wanting to enjoy the water, as the collar receiver is completely water and submersible. Lastly, the dog training collar is expandable up to two dogs to one remote transmitter. Features: Collar Size: Able to fit small, medium, large dogs and puppies. 15 lbs or Larger. TPU Collar Size from 7 to 26 inches long.Includes one collar, Remote Transmitter can control up to two collars. (Extra collars are sold separately) Uses: Our collars can be used for a variety of purposes. Here are a few examples: Basic Dog Obedience, Hunting, Digging, Aggressive, Barking, Jumping up, and boltingBattery Type: Rechargeable Lithium Batteries for Collar Receiver and Remote TransmitterWater Capabilities: Waterproof Collar ReceiverRange: 330 YardsTone/Vibration Options: 100 Levels of Vibration and 1 Level of Standard Tone Stimulation Levels: 100 Levels of Static Shock Rechargeable Transmitter and Receiver can be charged at the same timeLight Mode to assist seeing dog in low light conditionsPower saving design with Automatic Standby and Memory FunctionEasy to use design and operationEffective and safe training system with Auto-Protect ModeConvenient, easy to read LCD Screen shows the stimulation level​ Package Contents: