The collar is fully waterproof and has an LED battery life indicator. System includes: No Bark Collar with collar strap, Lithium Polymer battery charger, owner's manual, and plastic dummy contact points.

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