? Note? Please DO NOT MOUNT the light onto any Mlok rails, in case that the GL beam cannot be zeroed properly. The output of the green beam is. [Dual Light Sources] Both a white LED light (up to 1,000 lumens and 180-meter beam distance), and GL beam emitter allow Olight Odin gl mini to increase accuracy. [Three Selectable Modes] Switch between white light only, GL beam only, and white light & GL beam combined by twisting the selector ring on the head. [Picatinny Rail Mount] The rail mount of this weaponlight includes two picatinny slots and a lock button for easy and secure installation. [Remote Contro] The dual-button magnetic remote switch locks up tightly on the tail cap, allowing quick light control, access low/high output momentarily or constantly without breaking your grip. [GL Beam Calibration] Use the included allen wrench to rotate the two adjustment screws of the light to calibrate the vertical or horizontal angle of the GL beam, and finally sight in the GL beam for accurate use. NYLOK Oval Point Set Screw x 3;, Screw x 2; Cable zip tie x 2; User Manual x 1, H2.5/H1.5 Wrench x 1; M3x4 Socket Screw x 1;, sROD-7 Magnetic Remote Switch (With Stand) x 1;, Odin GL Mini (Battery Included) x 1; Picatinny Rail Mount x 1; MCC3 USB Magnetic Charging Cable x 1. 1.14″D x 1.05″W x 5.04H. 1 Lithium Ion batteries required. 3 hours and 35 minutes.