Aetertek At-919 Professional 1000m Remote Range Sport Dog Training Collar Rechargeable & Waterproof Shock Vibration Collar Hunting Dogs Medium & Large Features multi-functional modes(10 levels Shock, Vibration, Warning Beep Tone ) 1000M remote control range.Rechargeable remote and receiver ,save money on buying replacement battery LCD display to show the correction levels and dog mode/channel With belt-clip,let your hand free, flashlight feature good for hunting Auto anti bark function ,Submersible receiver (your dog can swim with the receiver)