AVANTEK Dog Training Collar with Beep and Vibration, Rechargeable Remote Waterproof Electronic Electric E-collar with LCD Backlight Various Intensity: Teach commands and correct behavior to your dog with 2 modes: vibration and beep; choose proper intensity for your dog with stimulation in 10 levels of vibration or 2 levels of beep Remote Control: Easy-to-read blue backlight LCD screen on remote transmitter enables you to read mode and level either under sunlight or in low light environment; remote distance is up to 200 meters (219 yards / 656ft) Water-Resistant Design: The main body of the receiver is made of waterproof ABS material; your dog can swim in the water freely wearing the collar as long as the water is within 1.6ft deep Adjustable Strap: Made of high quality TPU material which is not sweat sticky, the strap offers a durable and comfortable wear; fits all dogs with weight 15-100 lbs and neck size 7-26.8 inches (18cm-68 cm) Rechargeable Design: Built-in high capacity lithium batteries can be rapidly charged within 2 hours for Transmitter and 1 hour for Receiver; the provided splitter cable with DC 2507 interface and DC 5521 interface can be used to simultaneously charge the Receiver and the Transmitter