<strong>Specifications:</strong> </br>Laser class: IIIa </br>Laser range：50-100M</br>Material: high quality aluminum alloy </br>Max. Output Power:＜5mW </br>Weight: 28.6g </br>Length: 30mm </br>Wavelength: 625-650nm </br> <strong>Features:</strong> </br>Compact, small size, low profile </br>Windage and elevation adjustable (wrench included) </br>Easy to operate On/off press-button switch in the back of the laser sight </br>Detachable 20mm weaver rail, mounts securely onto standard pistol rail </br> <strong>Package Included:</strong> </br>1x Red Dot Laser Sight </br>1x Rail Wrench </br>1x Battery Wrench </br>1x Windage/Elevation Adjustment Wrench </br>6x Battery (EXTRA SET INCLUDED! - 2 total sets of batteries!) </br> <strong>NOTE:</strong> </br>The small adjustment hole on the top is for elevation adjustment(adjust up/down). The other one on the side is for windage adjustment(right/ left).</br> </br> LIFETIME WARRANTY! Just send the product back and we'll refund you or replace with a new one! No questions asked!!