Shock Collar for Dogs with Remote

3 Training Modes: with 3 training modes (Static Shock (0-99 levels), Vibration (1-9 levels), Beep) 4 Channel: NVK shock collar with remote support a maximum of 4 dogs training only 1 transmitter 1600ft Remote & Waterproof: Shock collar for dogs with range up to 1600ft, waterproof level IPX7 Security Lock: The prevents misoperation on the remote, without worrying about the accidental shock Training Collar: Takes about 2 to 3 hours to charge fully and they will last for about 15 days