This 3 in 1 measuring tape, electronic tape and laser range finder is of mini size and multiple purposes. It can measure distance, area, volume and Pythagorean quickly. Digital LCD display with backlight makes it easy to read. It also supports front or back reference point according to the measurement requirements. Rechargeable battery operated, mini and lightweight, it's easy to carry. Features: 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. Multi-purpose & Data Storage -- High precision and quick measurement of distance, area, volume and Pythagorean; supports single/ continuous measurement, addition/ subtraction. With 20 sets of historical data storage and unit switching (m/ in/ ft) function. Front/ Back Reference & Self-Lock -- Supports front or back reference point according to the measurement requirements, easy to switch. Supports self-lock function to prevent your fingers from being hurt by the measuring tape and also supports retractable design. High Quality & Easy Use -- ABS casing is wear resistant, pressure resistant and dustproof, durable to use. Mini and lightweight, easy storage and portability. With metal buckle, it can be hung on the belt for convenient use during work. Rechargeable & Wide Use -- Built in with 300mAh lithium battery, with strong endurance, easy to charge it via equipped USB cable. The multi-purpose laser range finder can be widely used in short or long distance measurement of woodworking, home decoration, construction site and so on. Note: Size and color may be slightly different because of manual measurement and different light conditions. Thanks for understanding. Specifications: Color: Black & Red/ Black & Gold/ Blue & Silver (Optional) Material: ABS + Steel Display: 2" LCD Digital Tape Measuring Range: 5m / 16.4ft Laser Measuring Range: 40m / 131.2ft Unit: m/ in/ ft Accuracy: ±2mm Laser Measuring Time: 0.1-3S Laser Auto off: Yes Product Auto off: Yes Measurement: Distance/ Area/ Volume/ Pythagorean Data Storage: 20 Sets Built-in Battery: 1 * 3.7V 300mAh Lithium Battery Item Size: 73 * 73 * 40mm / 2.87 * 2.87 * 1.57in Package Size: 15 * 11 * 5cm / 5.91 * 4.33 * 1.97in Package Weight: 350g / 12.35oz Package List: 1 * Laser Range Finder 1 * USB Cable