• Brand New Green Laser • True 200mw Output • Specail feature : the green laser spot size is adjustable, the range is from 0 to 60mm • Keylock switch to prevent mis-use by other people • It can be operated by One CR123A battery or One 18650 battery • Great for pointing objects from long distance, such as stars • Extremely Visible green light beam in the dark • Range in excess of 6,000 ft • Power saving, compact and reliable • Cuts thin plastic (tested with thin plastic bags) • Max Output: <= 200mW • Wave Length: 532nm • Output wave: Continuous wave • Power by 1x 18650 Battery • Length: 5.77 " • Diameter: 0.9 " • Weight: 3.5 oz