Dog Training Collar with 7 Training Modes, 2600Ft Remote Electronic Dog Shock Collar, Electric Shock Collar for Small Medium Large Dogs (Green)7 training modes: This dog shock collar with Beep, Vibration, Low shock level, High shock level, Shock lock, Light and Keypad lock modes, you can use it to teach a dog basic commands and solve an uncontrollable dog's behaviour problem Shock locked mode is convenient for you to use only vibration and beep mode. Low shock(0 50), high shock(51 99), kepad lock modes help you adjust the accurate and comfortable static level for your dog and prevents any