The Ozeri Weightmaster 400-Pound Weight Scale Has Weight Change Detection And Product Details The Ozeri WeightMaster 400 lbs Digital Bath Scale with BMI and Weight Change Detection was designed and engineered in the USA to provide a comprehensive yet simple weight management solution to measure and track your weight. Featuring BMI Measurement and Auto Recognition Technology, the Ozeri WeightMaster weighs up to 400 lbs and displays your BMI (Body Mass Index), a measure of your body fat based on your height and weight. Immediately after displaying your weight and BMI, the scale?s Weight Change Detection displays your ?net weight change? from your last weigh-in (L1), the average of your last 3 weigh-ins (L3), and last 7 weigh-ins (L7). By measuring your weight once a day, the Ozeri WeightMaster empowers you to see how your current weight changes day to day, from the last 3 days, and over the previous week. For users who would rather just focus on their weight trend without worrying so much about the actual numbers, the WeightMaster features Color Alert Technology, which displays your weight change in a GREEN illumination for weight loss and RED for weight gain, providing a visual form of intuitive feedback. With built-in intelligence, the WeightMaster requires no complicated synching and spares you the data connection failures common to more expensive wireless and Bluetooth alternatives. Precision engineered and durably made, WeightMaster auto-calibrates with StepOn technology and auto-powers off to preserve battery life. The Ozeri WeightMaster is made out of impact-resistant tempered glass, and equipped with non-slip scratch-resistant feet that won?t damage flooring. Ships with 3 AAA batteries included, and backed by Ozeri's 100.. BMI with Weight Change Detection -- Instantly displays your BMI (Body Mass Index), current weight, and your net weight change since your last weigh-in. It also calculates your net weight change from the average of your last 3 and 7 weigh-ins to help provide a comprehensive understanding of your weight. Accurate Weight Tracking with 7 Day Memory -- By measuring your weight once a day, the Ozeri WeightMaster empowers you to instantly see how your current weight changes from the previous day (e.g. -0.8 lbs), the average of the last 3 days (e.g. -1.1 lbs) and the previous week (e.g. -1.8 lbs), all displayed on an intelligent LCD with color alert technology. Smart LCD with Color Alert Technology -- For users who want to focus on their weight trend instead of the actual numbers, this scale displays your weight change in color, with a GREEN illumination for weight loss and RED for weight gain, providing a visual form of intuitive feedback. Immediate and Flawless Results -- Performs and displays all calculations on the scale?s LCD without complicated synching or data connection failures common to more expensive wireless and Bluetooth alternatives. Quality Construction, Industry-leading Capacity and Built-in Intelligence -- Weighs up to 400 lbs with auto-recognition technology for 5 unique users at home, at the office, or at the gym. Automatically calibrates with StepOn technology and auto-powers off. Made out of impact-resistant tempered glass, and equipped with non-slip scratch-resistant feet that won?t damage flooring. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.