BUILT-IN LED LIGHT AND REFLECTIVE COLLAR: The special built-in LED light on the shock collar and the remote control can help you find your dog even in the dark. Reflective collars reflect light at night to keep your dog safe on night walks EXTREME LONG RANGE: The hassle-free long range of 2600 feet (875 meters) allows you to easily train your dog in the park or yard without worrying about them going too far. If there are obstacles around, the long-range range is about 350 feet Safe Detachable Rubber Shock Absorption Head: Extra-conductive silicone at the contact points protects your dog from skin damage. The contact points are removable and the vibrating head can be twisted to reduce friction on the dog’s neck if vibration mode is not required IP65 waterproof receiver: Your dog can wear the collar to play near water or bathe freely. But be sure to close the charging port when you immerse the receiver in water, do not put it in water for a long time 4 training modes: static shock
