Display: LCD Display update time: update time: 1 second Memory: SD card (included) Automatic data logging interval: 5 ... 3600 seconds (adjustable) Analog output: 4 ... 20 mA Power supply: 6 x 1.5 V AAA batteries or 9 V DC electric power (adapter sold separately) Interface: RS-232 and USB Dimensions: 132 x 80 x 32 mm (5.20 x 3.15 x 1.26") ProductSiteLaunchDate : 2021-08-13T13:37:23.640Z ShipsGlobally : 1 UnitCount : 1 UnspscCode : 31161600