Bosch 3-Point Torpedo Laser Alignment Kit GPL3T ACCURACY: Featuring a Bosch-patented diamond-cut beam splitter with a single diode that projects all points for superior accuracy. With plumb and level point projection, you can accurately transfer and align level, plumb, 90 degree, and grade points. VERSATILITY: includes three beams: Plumb, GPL3T, and Square Point Projection. The Bosch GPL3T is ideal for plumbing up floors and ceilings to installing drywall partitions, and more. PRECISION: The Bosch GPL3T offers versatile positioning capability thanks to precision bubble vials, leveling base, V-groove, magnets, 1/4-Inch by 20-Inch tripod mount, alignment shoulders, positioning tip and strap slots. DURABLE: The GPL3T alignment laser is built to last with anodized and machined aluminum body for optimum accuracy and durability. It is also back by Boschs three year limited warranty. COMPACT: Save yourself time and effort with the ultra-portable, compact GPL3T alignment laser, weighing just 1.6 pounds. Class IIa laser product, &lt;1mW power output