BalanceFrom MemoryTrack technology - Not only shows your current weight in a blue back light, but also reminds you what your last weight was in a green back light every time when you step on your scale * BalanceFrom "Smart Step-On" technology - No more tapping or turning on a switch to use the scale. Just step on the scale to get instant readings. Non-slip feet will not scratch floors * Large 3.6" LCD display with dual color (blue and green) backlight with large font numbers - Easy to read from any distance, or light condition. Auto-calibrated and automatically turns off to conserve battery life. Runs on 4 AAA batteries (batteries INCLUDED) * Equipped with 4 latest version high precision sensors (Technology From Germany) - Consistent and accurate measurements up to 400 lb. or 180 kg; Graduation increments of 0.2 lb./0.1 kg. Measure units are available in lb., kg and st. * A body tape measure is included for free. Extra thick and sturdy tempered glass top (the thickest in the current market) for safety and large 13" x 12" platform. 100% BalanceFrom Satisfaction Guarantee and 2-year BalanceFrom warranty