Keep your BarkTec Citronella Bark Training experience seamless with the Barktec BT-105 Citronella Spray Refill. Formulated for both safety and efficacy, the refill ensures that your training remains consistent and uninterrupted. Effective Anti-Bark Solution: Recognized for its efficacy in deterring stubborn barking, the citronella spray is a humane and pain-free method that distracts your dog and promotes the reinforcement of positive behavior. How It Works: The collar, paired with the refill, operates automatically. A sensor detects your dog's barking and administers a safe burst of citronella spray, effectively redirecting their attention away from barking. Wide Compatibility: The BT-105 refill is designed to seamlessly integrate with multiple Barktec collar models, including the Barktec Rechargeable Citronella Spray Bark Collar, the BT-100, and the version with a remote. Adjustable for All Dogs: With an adjustable strap, the Barktec Citronella Dog Collar can be customized to fit dogs of various sizes and breeds, from the robust German Shepard to the petite Chihuahua. Key Features: Suitable for all types of Barktec Spray Collars. Net Weight: 3oz/90g, providing approximately 200 sprays. Straightforward replacement and maintenance.