It can help you zero quickly and improve accuracy. Greatly reduce the waste of time.
The 9mm laser bore sight fits most 9mm chamber.
And very easy to sit in the bore.
Comes with 3 upgrated AG3 batteries in package, last up to 1.5 hours.
Q: Is this a training laser?
No. This is just a boresighter to assist with alignment.
Q: Does the bore sight have an on/off button?
No. The laser turns "ON" automatically when batteries are installed and will be "OFF" only when batteries are removed.
Q: How to extend battery life?
please remove the battery when you don't use the bore sight.