Elitech Temperature Data Logger Recorder with External Temperature Sensor, 5 Pack

Adopting 1 internal and 1 external temperature sensor to back two methods of measuring temperature, It records up to 16,000 temperature points. Internal and external temperature measuring ranges are -22℉~158℉ and -40℉~185℉. Maximum accuracy reaches ±0.9 ℉. Comes with a USB cable, easy to connect to PC for exporting report in PDF or Excel formats. Up to 2 configurable temperature alarm thresholds along with buzzer alarm and screen indication. Powered by either USB cable nor CR2450 lithium battery that comes along for free and the battery could last up to 1 year. 24/7 US Technician Support via Email and Phone.