This is the SportDOGNoBark Collar Replacement Battery for the NoBark 6 and 18 collars. Don't be out in the field and run out of batteries. Bring along an extra Long-life rechargeable battery and keep the hunt alive. Contains two replacement lithium batteries. Each battery has a battery and cap for easy replacement in the collar.

Features:

• Compatible with NoBark 6 and NoBark 18 collars
• Contains 2 replacement lithium batteries
• Each battery has a battery and a cap for easy replacement
• Extra long-life and rechargeable
• Keep the hunt alive