Battery Included: Yes - This portable height measuring device comes with a battery included, ensuring that you can measuring right out of without any additional purchases. High-concerned Chemical: None - Safety is our priority, which is why our ultrasonic stadiometer is free from any high-concerned chemicals, making it safe for use in homes, schools, and clinics. Name: - Trust in a that stands for quality and . Our ultrasonic stadiometer is designed to deliver precise measurements and durability. : - Manufactured with meticulous attention to detail, our stadiometer comes from , ensuring high manufacturing standards and quality control. High Accuracy: This device utilizes advanced ultrasonic technology to provide highly accurate body height measurements, making it an ideal choice for professional and personal use. Description: Experience like never before with the Ultrasonic Digital Height Measuring Ruler, designed for high accuracy and ease of use. This portable device is perfect for measuring body height in various settings, including homes, schools, and medical facilities. With its advanced ultrasonic technology and clear LED display, this stadiometer offers a modern solution to height measurement. Features: 1. Ultrasonic Measurement: Features advanced ultrasonic technology that provides highly accurate measurements with an error margin of less than ±0.5cm, eliminating manual errors found in traditional methods. 2. Mini Portable Design: Compact and , this ruler is easy for children to use and convenient to carry, making it ideal for on-the-go measurements. 3. Clear Digital Display: The high-brightness LED screen ensures numbers are easy to read in any lighting condition, displaying results instantly without the need for manual calculations. 4. Simple Operation: Activate measurements with just one button. The device is user-friendly for all ages, complete with voice prompts and a beep to signal of measuring, simplifying the process. Color: White Material: plastic Package Contents: 1*Ultrasonic Height Meter 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.