The Safe & Effective Dog Training Collar combines advanced technology with practical design to address behavioral challenges across all dog sizes. This adjustable collar features three distinct training modes—vibration, electric shock, and buzz—allowing you to select the most appropriate correction method for your dog's learning style and sensitivity level. Engineered with a rechargeable lithium polymer battery, this collar operates at a safe voltage of ≤36V and charges conveniently via USB, eliminating the need for constant battery replacements. The durable plastic construction ensures reliable performance during regular training sessions. With its versatile pattern design and multiple stimulation options, this collar provides flexibility for addressing various behavioral issues while maintaining safety standards. Ideal for trainers and pet owners seeking a comprehensive, efficient solution for consistent behavior modification across different dog breeds and sizes.