Features 1、[Mini Size]Compact and lightweight, you can keep it in a pocket. Quicker and more convenient to measure than tapes. 2、[Multi-Function]Support distance measure, area/volume calculation, Pythagorean mode, and simple mathematical calculations. 3、[Durable]This red light distance measure is IP54 rated to withstand tough job site conditions such as rain or dust, etc. 4、[Humanized Design]With white LED light for emergency lighting. Comes with a convenient lanyard for storage, not easy to lose. 5、[Widely Applicable]Suitable for architects, realtors, keen DIYers, construction and industries, apartments, buildings, real estates, factories, warehouses, etc. Specifications Description: The red light distance measure can measure up to 197Ft and is suitable for everyday home use as well as for measuring large commercial areas such as buildings, factories, and warehousing. You can also freely switch the units in Ft/In/M. Features: [Mini Size]Compact and lightweight, you can keep it in a pocket. Quicker and more convenient to measure than tapes. [Multi-Function]Support distance measure, area/volume calculation, Pythagorean mode, and simple mathematical calculations. [Durable]This red light distance measure is IP54 rated to withstand tough job site conditions such as rain or dust, etc. [Humanized Design]With white LED light for emergency lighting. Comes with a convenient lanyard for storage, not easy to lose. [Widely Applicable]Suitable for architects, realtors, keen DIYers, construction and industries, apartments, buildings, real estates, factories, warehouses, etc. Specifications: Color: Silver, Black (Optional) Material: Aluminum Alloy Style: Casual Range: 0.05-60m / 0.16-196.8ft Unit: m, in, ft Waterproof: IP54 Red Light Level: Level Ⅱ Red Light Type: 635nm<1mw LED Light: White LED Auto-off: 15s Battery: 1*3.7V 200mAh Lithium Battery Application: Distance Occasion: Home, Outdoor, etc Item Size: 10*3.2*1.2cm / 3.93*1.25*0.47inch Package Size: 15.5*5.5*3cm / 6.1*2.16*1.18inch Package Weight: 87g / 0.19lb Package List: 1 * Red Light Distance Measure 1 * USB Charging Cable 1 * English Manual Package List 1 * Red Light Distance Measure 1 * USB Charging Cable 1 * English Manual