T Measuring Range -30℃~70℃ T Accuracy ±0.5℃ T Resolution 0.1℃/0.2℉ Memory Size 30,000[Yellow] / 60,000[Green] / 450,000[Purple] / 900,000[Red] Alarm Red/Green LED indicator , High level and low level , Record status / High or low temperature / Low battery Logging Interval 2seconds~24hours Start with Delay Time 1~120s Start Mode Key operation / Start immediately / Delay start End mode Key operation / Full / FIFO Storage Temperature -50℃~90℃ ESD Protection ±25KV Interface USB 2.0 Battery 3.6V lithium battery ×1 Battery Lifetime 2 years Software ANALYSIS 3 IP Class IP64 Dimensions 70×45×18mm Housing ABS+PC,flame-retardant,toxicity and halogen free Weight 48g business#zoglab.cn (please change # to @)