Accurate Long-Distance Measurement: Capable of measuring up to 328ft with an accuracy of 0.5%, ensuring millimeter precision for everyday tasks. Versatile Measurement: Perfect for tape measurement needs, whether it's curved, flat, diameter, or irregular objects. Ideal for home customization, body measurements, tailoring, and woodworking. Measure with Ease: Our smooth roller design guarantees instant data display, providing swift results. Seamlessly switch between 5 modes to measure cylindrical objects by circumference or navigate obstructed edges with ease. Efficient Data Management: This digital tape measure offers an auto add/subtract function for multiple measurements, along with manual data storage and history lookup. Efficient Power: Comes with a 200mAh Type-C rechargeable lithium battery, offering 180-day standby and 6-hour continuous use. Automatically shuts off after 3 minutes to save power. Blocked on the right side,Measurements include the actual path of the rollers,plus 1/2inch of the ruler's body length Colour:black Material:plastic Package Contents: 1 x Digital Tape Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.