Perfect Alignment Laser Let your PAL guide you! Hoop square with PAL Stitch precise seam allowances with PAL Align household items like photos and paintings Works on dark, light and even printed fabrics Illuminate Your Sewing Path Position the beam any distance from the needle Guide your seam allowance along the lighted path for even, crisp seams. Use the crosshair for precise pivot and turn sewing Exact Centering for Embroidery Hoops Works with any hoop Perfect for continuous embroidery Makes hooping square a breeze! Laser Crosshair Lamp Swivel tip allows for proper aiming of the laser crosshair Bright, crisp Non-Gaussian lines show through uniform brightness across entire length of beam Sturdy, Compact Base Less than 4" square, the weighted base stands firmly at the sewing machine or cutting table. Soft contour edges are ideal for close positioning next to machines, embroidery hoops and other household tools Quality metal gooseneck lamp for quick adjustments Power Options 3 AAA batteries (Included with purchase! A $3.75 value!) USB connection from your sewing machine or computer (Included with purchase) PAL includes: Assembled lamp featuring gooseneck, 3 AAA batteries and a USB connection.