Measure long distances accurately with the Bosch GLM 20 Professional Measuring Laser. Made from high-grade materials, this device allows for durable and reliable use. Its backlit screen lets you clearly read the values in the dark. The one-button design ensures secure and convenient operation, measuring distance in inches, meters, and more. Thanks to its compact size, this measuring laser can be easily stored when not in use.-Blue and Black-Size (12.8x20.2x4)