Dog Shock Collar for 2 Dogs - 1/2 Mile Range, IPX7 Waterproof with 4 Training Modes, Security Lock, Rechargeable e-Collar for All Breeds, Sizes DogsStops All Challenges 4 Humanized, Effective Training ModesChewer? Digger? Biter? Chaser? Utilizing advanced 3 safe technology: Beep, Vibrate(1 9 levels), Shock(0 99 levels), our shock collar can control your dog's excessive jumping and other impulse behaviors. Say goodbye to bad habits and hello to a well trained dog with our trusted training tool! IPX7 Waterproof &1 2 Mile Remote RangeThe training collar is IPX7 waterproof, you can confidently train