New Aeteretk At-919 Professional 2 Dogs Training 100% Waterproof Remote 1000m Large Dog Shock Collar Rechargeable 10 Levels Correction Features multi-functional modes(Shock, Vibration, Warning Beep Tone ) 1000M remote control rangelet your dogs free but under control LCD display to show the correction levels and dog mode/channel Adjustable 10 levels for shock, beep and vibration function Submersible receiver (genuine waterproof)