... U discData Storage64M bits Flash, instantaneous data, 1 second integral results and integral measuring result (maximum 12288 groups). Also can be ... , 4h, 8h, 24h or 1 min~59 minPrintCan print analytical results in the mini-print, can also print the contents showed ... , or connected to PCUSB Interface, which can transfer the measuring results to PC, or the Flash disk.Power Supply6 × LR6 alkaline ...