Features "Bark Recognition" that distinguishes a dogs barking from its surrounding ambient noises Non-electrical stimulation vibration warning prior to the stimulation 6 intensity levels (2-7) for a wide variety of dispositions Fits dogs as small as 10 lbs (Receiver weight : 4.0 ounces) 2-hour rapid charge Lithium Polymer batteries LED battery life Indicator Fully waterproof Package Contents No Bark Collar with collar strap Lithium Polymer Battery Charger Owner's Manual Plastic Dummy Contact Points
