Homdox 430 Yards Rechargeable Waterproof Dog Training Collar E-Collar Use for Training and Bark Control Fits Small Medium and Large Dogs Rechargeable remote Dog Training Collar with Advanced Technology, boosts range up to 430 yards. Rechargeable and Water-resistant collar receiver and transmitter. Dog E-collar fits all dogs from 15 to 100 lbs and collar sizes 7-26 inches. Easy to operate. Provide with 1 detailed User Manual. 3 Training modes-Stimulation, Vibration, Tone! Vibration and Shock have 16 Different Correction Levels. No need to buy battery again! Rechargeable Lithium batteries! Supplied charger allows you to charge both the remote and the collar at the same time! Convenience of operation, easy-to-read LCD screen shows the stimulation . Backlight LCD screen for easy low light condition viewing. Individual stimulation, vibration and tone only button.