Specifications Color:Green Power supply:this laser with a built-in battery Focus mode:Adjustable Body material: Aerometal Wavelength: 532nm. Power:1mw Beam style:Continuous line Spot size:6M place <φ10mm. Working voltage:DC=3.0-3.7V. Preheat time: < 3seconds. Working temperature: +15℃～＋35℃. Storage temperature: -10℃～+40℃. Package Includes 1 x Green Laser Pen 1 x USB cable How to use 1.Take off the protective clamp from the power button., press the power button to turn the laser on. Be aware of that you need to keep pressing the button to keep the power of it. 2.Rotate the first head of the laser to change the pattern. 3.Take off the first head to get single beam and rotate the second head to change focus. 4.After use it, put on the protective clamp again Keep out of reach of children.
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