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650nm 250mW Red Line Locator Head Engraver Focusing Module Ray Locator Adjustable Focal Length Engraving DIY Part Horizontal & Vertical Line Point Horizontal & Vertical Line

<ul><li>head with adjustable focal length. This product is for locating, not for engraving.</li><li>Made of premium quality material with great durability, long service life.</li><li>19cm long wire for flexible use. Wiring method: red is positive, black is negative.</li><li>Compact and lightweight, easy to assemble, convenient to use.</li><li>Designed for engraver, suitable for DIY lover, engineer, artist and more.</li></ul>

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Assembled Product Dimensions (L x W x H)

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3 types of positioner to choose from red dot, horizontal line, horizontal & vertical line.  head is easy to install and use, it provides 650nm wavelength and adjustable focal length. This product is for locating, not for engraving. It's suitable for DIY lover, engineer, artist and etc.. Features: Laser head with adjustable focal length. This product is for locating, not for engraving. Made of premium quality material with great durability, long service life. 19cm long wire for flexible use. Wiring method: red is positive, black is negative. Compact and lightweight, easy to assemble, convenient to use. Designed for engraver, suitable for DIY lover, engineer, artist and more. Note: 1. Please use heat dissipation equipment as much as possible for high-power lasers. 2. It's not suitable for continuous operation for a long time. 3. Size and color may be slightly different because of manual measurement and different conditions. Thanks for understanding. Specifications: Positioner Type: Red dot /Horizontal LineHorizontal & Vertical Line (Optional) Color: Silver Material: Metal Length: 650nm Optical Power: 200-250mW Voltage: DC 3-4.5V Current: <350mA Wiring Method: Red is positive, black is negative (XH2.54, the triangle mark is positive) Head Size: 12 * 44mm / 0.47 * 1.73in (Dia. * H) Wire Length: 19cm / 7.48in Item Weight: 18g / 0.62oz Package Size: 16 * 6 * 5.5cm / 6.30 * 2.36 * 2.17in Package Weight: 52g / 1.83oz Package List: 1 * Head