STONESKY Green Laser Dot Sight USB Rechargeable Lower Hanging Sight For 21mm Rail Mount

Product Description: •IIIA Class Power Output≤5mw laser ( green 520nm) for maximum visibility day or night. Ambidextrous On-Off switch. Comes with recharging battery which can last longer use time..great for concealed carry.   •Dot Laser Sight Adjust to windage and elevation for day & night shooting.it is anti-vibration,fog-proof and shock-resistant.   •Securely attaches to most rail-equipped handguns, the tactical laser sight can work for most rail-equipped pistols and Adjustable rail mount ensures a secure fit most firearms with picatinny rail.   •Ultra lightweight and compact 2.38"L x 1.14W x 0.84"H. Weight: 2.78oz (Battery included). It can fit in holsters, great for concealed carry.   •Ease of use, ambidextrous ON/OFF control switch allows you easily activate the laser from the left or right-hand side.   •The sight is charged using the TUP-C head, and when fully charged, the battery lasts for up to 2 hours, which is very durable.   NOTE: the tactical laser sight can work for m