Smart Kid Scale - What is the autonomy of the Smart Kid Scale? The Smart Kid Scale has an autonomy of 1 year, using 4 standard AAA batteries. Related articles Smart Kid Scale - Weighing my child Smart Kid Scale - Updating the configuration of my Smart Kid Scale Smart Kid Scale - Measurements don't show up in the app. What should I do? Smart Kid Scale - Installing the Smart Kid Scale Smart Kid Scale - My Smart Kid Scale won't turn off. What should I do? Didn't find what you need? Here's how to get in touch. Contact us Call us Customer Support ID (this number allows secure and easy account verification when communicating with our support team by phone): To view your Customer Support ID, please log in by clicking on 'login' at the top of the page. Hours of Operation: North America: Monday through Friday, 9 am - 10 pm Eastern Time (6 am - 7 pm Pacific Time).If you are unable to reach us by phone, please use the ‘Send us an email’ button to send an email instead.Disclaimer:Free call and assistance. Calls placed from outside of these locations may be subject to long distance fees. All phone calls may be monitored and/or recorded for quality purposes.