Esky 330 Yards Remote Rechargeable Dog Electric Training Collar for 2 Dogs from 15 to 60 lbs JOIN THE MILLIONS OF TRUSTED ESKY USERS AROUND THE WORLD HIGH-QUALITY AND COMFORT: The remote is made of durable material for a more comfortable fit and feel. Water resistant collar, with advanced RF technology to give it a working range of up to 300m 100 ADJUSTABLE LEVELS: Vibration and stimulation can be adjusted 100 various intensity levels BRIGHT BACKLIT BUTTONS & SCREEN: Only takes a second to turn on the remote with a clear LCD display and backlit buttons for day and night visibility RELIABLE AND FRIENDLY CUSTOMER SERVICE: ready to respond within a 24 hour time frame and Lifetime Support