Dog Training Collar with Remote Rechargeable Waterproof FCC Certification 540 yard Black LCD Backlight with Beep, Vibration and E-shock EASY TO OPERATE - Separate buttons on the small wireless remote control for tone, vibration, shock, collar switch and strength up/down, It is So Easy to Operate it With One Hand and Avoid the Misoperation HIGHLY WATERPROOF RECEIVER - Great for Indoor or Outdoor Behavioral and Obedience Training, Field trip, Hunting. Your Dog Can Wear it Without Worrying About Water or Rain,It evey can Swim ADJUSTABLE FOR VIBRATION AND SHOCK - 100 Frequencies Of Vibration And 100 Intensities Of Shock Optional, For Different Situation Of Your Pet, Different Option Comes Different Results RECHARGEABLE FOR REMOTE AND RECEIVER - No Need to Buy Battery Again! Rechargeable Lithium Batteries! Supplied Charger Allows You to Charge Both the Remote and the Collar at any Time POWERFUL AND ENERGY SAVING - 500 Yards Without Any Disturbance.and Energy-Saving Designed,The Remote and Receiver Will Go Into Stand-By Mode If There Is No Operation