[Upgraded 50 Numbered Adapters]: MCREHOTZ Laser bore sight kit with 50 adapters ... Unlock Unprecedented Accuracy]： The best boresight that embodies the zenith of precision engineering.

Product contains a class IIIA visible laser with a Laser Output less than 1.7mW peak Powered by a USB-C rechargeable 1000 MAh 3.7V battery, providing up to 1 and a half hours of battery life ...