3 in 1 Multi Function Laser Measure -- 5m (16.4ft) measuring tape, digital electronic tape, 40m (131.2ft) laser ranger finder. 2-inch digital LCD screen with backlight enhances the reading experience, easy to read no matter in the day or at night. Features: 1.Made of high-quality aluminum alloy + ABS, strong and durable, anti-collision.2.Both tape measure and laser can be used. The maximum distance measurement value of the tape measure is 5 M (16.5 ft), and the maximum laser distance measurement value is 40M.3.Built-in rechargeable lithium battery, there is no need to replace the battery frequently, and it can be used for one week at full time.4.One-button ranging, simple operation and accurate distance measurement.5.Small and portable, waterproof and shockproof for life.6.Distance measurement, area measurement, volume measurement, edge measurement; multi-directional measurement without dead ends, taking into account your emergency needs. Specification: Product Name: 40M Laser Rangefinder 5M Tape Measure Metric SystemMaterial: Aluminum alloy + ABSColor: black+silverProduct size: 7.3*7.3*4CMProduct weight: 240gBattery: 200mAhMaximum measuring distance: 40MDistance measurement accuracy: 2mmTape measure: 5M (metric and imperial)Automatic segmentation laser: 15 secondsAutomatic shutdown: 45 secondsPower supply: USB chargingFunction: 40m laser rangefinder + 5m tape measure + volume + area Packing list: Laser tape *1USB data cable*1Chinese and English manual *1Lanyard*1