With LCD screen(no LED light,you can not read in night). Easy to use. Simple press the reset button. All date will be reset. Power by 1.5V cell button battery(included).It can work about 6 months . With a clip on it. Easy to put it on your belt. USE:Press "RESET" button to clear all data; If you don't press "RESET" button, it has been accumulated step gauge. Step step mode: automatic meter Steps count from 0 to 99,999.