Rechargeable Shock Training Collar with Remote, Electronic for Large Dog with Static, Vibration, Beep and Light, 330 yd. 

• Petronics shock collar improve disobedient behavior - it can be used to help correct barking, walking, leash training, sitting
• Signal stability- quickly synchronize the transmitter with collar receiver, within 10 seconds, ingenious design
• All size dogs - durable and adjustable (14 to 23 inches long) nylon strap able to fit small, medium, large dogs and puppies
• 300 yard range control - 330 yards remote range and 4 functional modes: Vibration, light, beep and static shock