Shock Collar for 2 Dogs – 4200FT Dog Training Collar with Remote, 4 Training Modes E-Collar, IPX7 Waterproof Electric Collar Large Medium Small Dog (Deep Blue)

4 Humane & Adjustable Training Modes – Designed with 4 effective training options: beep (1–8 levels), vibration (1–16 levels), safe static (1–99 levels), plus an instant Shock Boost (10% increase). Easily customize the stimulation level to match your dog’s behavior and training needs
Extended 4200FT Range & Dual Dog Control – Enjoy a reliable signal range of up to 4200FT, perfect for training in open areas like yards, parks, or beaches. The dual-channel remote allows you to train 2 dogs simultaneously, with memory function that saves your settings—no need to reset every time
Adjustable Fit for Small to Large Dogs (10–120 lbs) – Crafted with soft, skin-friendly nylon for all-day comfort. The adjustable strap fits neck sizes from 7.8 to 24.4 inches, making it suitable for small, medium, and large dogs. Lightweight design ensures a secure yet comfortable fit