Elitech RC-51 PDF USB Temperature Data Logger Reusable Recorder Pen Style 32000 Record Points T<span class="a-text-bold">emperature measuring range:</span>-30~70/22~158 T<span class="a-text-bold">emperature accuracy:</span>0.5/0.9(-20~-40),1/1.8(others) R<span class="a-text-bold">esolution:</span>0.1 S<span class="a-text-bold">ensor:</span>built-in NTC A<span class="a-text-bold">larm type:</span>unitary/cumulative <span class="a-text-bold">Communication type:</span>USB 2.0 B<span class="a-text-bold">attery life:</span>2 years/ ER14250 button cell V<span class="a-text-bold">alidation Certificate:</span> Handcopy I<span class="a-text-bold">tem dimension(in) and weight(g):</span> 5.16*0.94(diameter);60g P<span class="a-text-bold">ackage:</span> 1* Data Logger  1*ER14250 battery 1*User Manual Generate PDF report automatically without operating any software Display type: multifunction LCD,status indicator High protection grade: IP67, wide range of applications High accuracy sensor with long-term stability property Multi-use, USB port, plug and play easily. Large Record Capacity: 32,000 points, support data cycle and cover MAC/WIN supported free software with adjustable log interval 10s-24h High/low temperature alarm setting/multiple alarm setting