GOTICAL USB Rechargeable .22LR red Laser Bore Sight 5mw Class IIIA Laser Boresight Inserting The Cylinder Easy to Use with 3 Set of Batteries and Extra O-Rings

GOTICAL USB Rechargeable .22LR red Laser Bore Sight 5mw Class IIIA Laser Boresight Inserting The Cylinder Easy to Use with 3 Set of Batteries and Extra O-Rings

• 22 lr bore sights are made of high-quality brass, sturdy and long-lasting. Premium O-rings hold the bore sight laser and protect the barrel from damage.
• USB charging version .22LR laser bore sight, eliminating the need for frequent battery replacements. Saving money and environmentally friendly. With just 2.5 hours of charging, enjoy continuous use for up to 3.5 hours.
• IIIA Class green laser with Power Output ≤ 5mw. Can be used of the laser bore sighter in any weather conditions. The red laser beam is bright and clear in sunlight dark. Compatible with .22LR chamber, inserting from the caliber (without silencer), stacking in the chamber tightly, no tool needed, easy to use.
• Compatible with .22LR chamber, inserting from the caliber (without silencer), stacking in the chamber tightly, no tool needed, easy to use.
• No batteries needed, saved money and time, just 2.5 hours of charging, you can enjoy continuous use for up to 4 hours.
• 22LR bore sights are accurately calibrated from the factory and no further adjustment needed.