Elitech LCD display USB Temperature Data logger / recorder, 16000 data recording capacity, come with External Sensor

Feature:
-Permanent data storage, building documents for searching, data could be read and printed by PC data management software.
-Directly connect with computer for data exchange, easy operation: When connected to computer, the software will automatically read data, and form reports.
-Display temperature, time, over temperature alarm, temperature upper/lower limit, temperature Max./Min. value in the LCD screen.
-Dual Sensor: Built-in Sensor and External Sensor
-Besides battery, could also be powered by USB cable when connected with PC, and it could upload data even if the battery is out of use.
-Over Temperature Alarm & Upper/Lower Limits can be set
-Used to record temperature data over a long period of time
-Wide measuring range, high accuracy & adjustable record interval
-LCD to show data and settings
-16000 data recording capacity
-Data management software & USB cable included for working with PC easily
-Data can be downloaded, analyzed, exported and printed conveniently
-Auto power off and low battery indication
-Internal temperature sensor, and with optional external sensor, with optional internal buzzer alarm. If external sensor is connected, temperature measuring will automatically switch to the external temperature sensor.
-It has one CR 2450 battery, with the battery compartment in the back.

Specifications:
-Temperature measuring range: -30 °C~+60 °C
-for optional external sensor: -40°C~+85°C
-Ambient environmental temperature: -30 °C~+60 °C
-Accuracy: ±1 °C
-Resolution: 0.1 °C
-Record capacity: 16000 points (MAX)
-Record interval: 10s~24hour adjustable
-Sensor: Internal NTC thermal resistor
-Communication interface: USB interface
-Power supply: CR2450 battery or power supply via USB interface