Specification: New Laser: free preheating, 1 second to start the winter, which means that the light! Equipped with two kinds of switches, push-button switches, rat tail switches. Easy to operate. Power: red 5wm power, a battery more than two hours of continuous light. (Suitable for use at night) ; 20wm green power, a battery more than two hours of continuous light. (For daytime use) Maximum range: 500 m red light at night, the best use of a range of 20-100 meters; Green day 200 meters, the best use of a range of 20-100 meters. At a range of over 1500 meters green, bright. Features: Name: Professional green (red) aiming Source: Standard 5MW green dot laser transmitter Material: Aviation magnesium alloy Colour: black sand Battery: 1x 3.7V 18650 Oxidation: three black anodized Waterproof: IP x3 Switch: Tactical tail lights switch (Always switch) Wavelength: 532nm Spot mode: the fixed focal point of continuous output What's in the box 1 x Red Laser Module Sight Vane Hunting Scope 1 x Wrench Mount 1 x Battery Cap With Wire 1 x Battery Charger 1 x Chinese English User Manual