... indication: Red light when working6, Recharging method: PC or USB port adapter7, Support Windows ,XP, VIST;8, Memory requirement: 20M9 , ... Send mails function11, Graph transfer functionHOW TO USE.` 1 no need to install the software . Just need to copy the software form the CD ... adress . ( 3, Set the "Interval " as you want, from 1 minute to 600000 minute. ( 4. Tick the " Enable alarm" ,the third ...