For the Stunning Gun, you will need (3) -CR 123 A Lithium Batteries. We do provide batteries with your purchase.Â
- Slide the case open on the back to install
- Check the polarity of the batteries and ensure you insert them correctly. (The red light will still come on if the batteries aren't inserted properly so double check)
- Slide the easy on/off switch to on and the red light will appear.
- Press the button to fire.Â