Features 1、Accurate Long Distance Measurements: Accuracy measuring up to 328 feet with ±0.5% accuracy ensures millimeter level accuracy for daily tasks. 2、Easy Measurements: Electric tape measure features smoothly roller design for immediate data display, quick results, seamless switching between 5 modes for circumference measurements or navigating obstructed edges. 3、Efficient Data Management: Automatic adding, subtracting for multiple measurements, manual data storage, and history retrieval for efficient organization of measurements. 4、Efficient Power: Equipped with a built in 200mAh Type C rechargeable lithium battery, with 180 days standby time, 6 hours continuous use, and auto power off after 3 minutes to save energy. 5、Pocket Sized Portability: With its lightweight and slim design, this electronic tape measure is highly portable, making it convenient for on the way use while ensuring accurate measurements wherever you are. 6、Versatile Measurements: Ideal for a variety of tape measure needs, whether measuring curved, flat, diameter, or irregular objects. Ideal for home customization, body measurements, tailoring, woodworking, and more, the digital tape measure offers accuracy and versatility in every use. Specification Item Type: Digital Tape Measure Material: Aluminum Alloy, Silicone Measurement Range: 0 to 99.9 meters (0 to 328ft) Measurement Accuracy: +0.5%, Support Calibration Unit: cm, in, ft Battery Capacity: Rechargeable Lithium Battery 200mAh x 1 (Shipped with Built in Battery) Charging Interface: Type C Package List 1 x Digital Tape Measure 1 x Lanyard