3 TRAINING MODES – SHOCK, VIBRATION, BEEP PATPET Electronic Dog Training Collar provides 3 training modes to train your dog efficiently and safely. You can choose the most efficient mode and intensity levels from the beep, vibration (level 1-8) and shock (level 1-16) modes to correct your dog’s barking, aggression, and other behavioral issues.WORKS FOR UP TO 30 DAYS While most rechargeable dog shock collars can only work for up to six days. The PATPET battery dog shock collars have a maximum working time of 30 days （Under typical use）. This long-lasting battery life let you forget the trouble of charging cable and long-time waiting. Just install battery to turn it on in seconds and have a fun day with your dog!UP TO 330 YARDS REMOTE TRAINING PATPET dog shock collar with remote is designed to use RF434Mhz technology to provide a range of up to 1000ft. You can train your dog in park, backyard, seaside or anywhere else easily and freely. If you have two dogs, dual-channel design supports training both of them with one remote.BASIC COMMANDS TRAINING Mastering basic obedience commands is a vital part of being a responsible dog owner. This e collar can be used to correct your dog’s behavioral disobedience like barking, digging and chewing to achieve the same or better results than sending your lovely dog to dog trainers.