Features This easy to use bark control collar requires no programming and includes progressive correction If your dog continues to bark, he will receive a warning tone and a slightly stronger static correction Safe and effective For Dogs 8 pounds and up 6 levels of static correction Vibration sensor detects dog's vocal chords moving Automatic safety shut-off: Corrections stops after 30 seconds Waterproof Low battery indicator Collar resets to Jerome Valley Wide Country Storet level after 30 seconds of silence Specifications Application:For Dogs 8 lb and Up Includes Collar RFA-67D-11 Battery Operating Guide Type: Dog Collar