Compact flashlight and laser sight combo 2 in 1 function. Suitable for laser alignment， aiming and positioning， hunting and spotting， search and rescue， outdoor and hiking.Features:Compact flashlight and laser sight combo.Clear and extra bright laser beam.Quick release mounting， easy for installation and removal.3 modes available: flashlight only， laser sight only and flashlight&laser sight.Fits for most 21mm tactical firearms with or without rail slots.Dual switches: Button switch and cord switch.Fully adjustable for windage and elevation with wrench(included).Suitable for laser alignment， aiming and positioning， hunting and spotting， search and rescue， outdoor and hiking.Specifications:Laser wavelength: 650mmOutput power: 1-5mwLaser class: CIIIALaser range: 300mBroad gauge size: 21mmHousing material: Metal LED luminous flux: 200LMPower supply: 2 * 400mAh 16340 battery (not included)Item size: Approx. 9.6 * 4.8 * 5.1cm / 3.77 * 1.88 * 2.00in (L * D)Item weight: 98g / 3.46ozPackage size: 11.2 * 7.4 * 5.3cm / 4.40 * 2.91 * 2.08in (L * W * H)Package weight: 139gNote: Do not look directly into the lase beam， and do not point the lase beam at other person's eyes.Package List: 1 * Laser sight scope with mount1 * Cord tail switch 1 * Wrench3 * Screw1 * User manual (English)