📏【Zozen 4-Inch Measuring Wheel】It is composed of 3 sections of rods. which can be adjusted to any length you want, just lightly fix it. One key reset, Stronger bracket, Perfect joints, TPR tires, Original location marker, Exquisite Zozen carrying bag. The 4‘’ diameter wheel is more lightweight, making it portable and easy to use. | 📏【10,000 FT Capacity】 U.S. Measuring units, Measures in feet/ inches. Measure distance wheel against a usual tape measure and it will be the same measurements. Whether private or industrial purposes, the measurement of straight line and curve line is easy. | 📏【Accurate & Flexible】Adopts a precise gear structure design with an accuracy of±0.5%. the forward count increases, and the backward count decreases, effectively avoiding errors. And Zozen Use duodecimal number system, Make it easier for you to read data. | 📏【Portable & Lightweight】Through 2 tims stretch can be stretch to 16 inches into a backpack(included) for easy carrying and transport. Unfolded it extends to 40”. Versatile enough to use on a variety of indoor and outdoor projects. Flexible telescopic pole allows you to use it in higher terrain. | 📏【Who Uses It】– The surveying wheel is great for indoor, outdoor projects, also ideal for real estate appraisers, law enforcement, construction workers landscaping workers and homeowners to measure your boundary lines of your property. Versatile enough to use on a variety of indoor and outdoor projects, this tool is ideal for real estate appraisers, law enforcement, construction or landscaping workers and homeowners alike.