Product Features UTG Tactical Solid Dot Red Laser Revolutionary True Strength Platform and Smart Spherical Structure High Quality Aircraft Grade Aluminum Construction Precise and Wide Range Windage/Elevation Adjustment Powerful and Long Range Beam with Pinpoint Accuracy Hard Anodized Finish for Wear Resistance Ambidextrous Push-button Switch and Remote Pressure Switch Fully Compliant with All International and US FDA Laser Safety Requirements Product Specifications Material: Aluminum Switch Operating Type: Push-button on/off Switch Laser Control & Adjustment: TS & 4 Points Laser Beam Movement: 80cm @ 10m Laser Type: Class 3R Laser Output Power: 2.5-3.1mW Laser Wavelength: 630-640nm Laser Beam Diameter: 15-20mm @15m Laser Operating Temperature: 14oF - 113oF Laser Battery Operating Time: 80mins Laser Battery Type: LR44 (AG13) Button BatteryX4 Laser Range: 500m Laser Life Time: 6000hrs Pressure Switch Included: Yes Weight with Battery: 1 oz Diameter: 0.55" Length: 2.64" Color: Black