SportDOG YardTrainer 300 Yard Electronic Training Collar With Remote - The SportDOG Brand YardTrainer 300 lets you stretch obedience training and recreational opportunities with your active dog. At home, in the yard, or out at the park, you're in control all the way out to 300 yards. The YT-300 offers premium features at a value price. It is not only compact, but also has features typically found on more expensive field models including: a long-life rechargeable battery, seven levels of static stimulation, easily accessible vibration and tone stimulation options, and DryTek technology allowing the system to be waterproof and submersible to 25 feet. Like all SportDOG products, operation is intuitive so you can concentrate on what's most important: your dog.   7 Levels Of Static Stimulation; Option To Train With Vibration And Tone; One-Dog Training Only; Waterproof And Submersible To 25ft Using Drytek Technology; For Dogs 8 Pounds Or Larger With Neck Sizes 5in-22in; Includes: Remote Transmitter, Receiver On 3/4in Black Strap, Charge Cable, Standard Contact Points, Long Contact Points, Lanyard, Test Light Tool, Operating Guide, And Basic Training Manual; Receiver Without Strap - 2.60in L x 1.30in W x 1.23in D; Remote Transmitter With Antenna - 5.30in L x 1.70in W x 1.00in D;