SportDOG SportTrainer 875 - The SportDOG Brand SportTrainer 875 is designed for field training and hunting with close-working dogs. Featuring an easy-to-read OLED screen， you can view the selected dog， static stimulation level， and mode， as well as battery status， with just a glance. This， combined with large plus/minus buttons to easily toggle among dogs and stim levels， makes the SD-875 especially suited for multi-dog hunting situations.

• Expandable to 3 dogs
• For dogs 8 pounds or larger with neck sizes 5in - 22in
• Charge in 2 hours， last 50-70 hours per charge