Product Description KH300AG intelligent mini color paperless temperature recorder, is high quality and poplar model, 96*96*85mm, up ... , Nulear power etc. Features .8MB built in memory for long time memory .Photoelectrical isolated input: T.C., RTD, DC current, DC ... ordered channel number is 6, and the record interval time set in recorder is 60s, it can record 450days (45*60/6 ...