The Tekneka 5740 is an Indoor/Outdoor Temperature Datalogger that comes with a 2-meter external blend type probe. This device can measure both indoor (-30 to 65ºC) and outdoor (-40 to 125ºC) temperatures. The large LCD screen (3.9-inch) with backlight functions gives you better view clarity of measured values. This device can record up to 25,920 readings and automatically generate encrypted data reports while connected to a PC via micro-USB (txt/csv/xls/dlg). The software will allow you to do graphical analyses, calibration, password encryption, alarm limits, access to previous recorded history, and other functional settings. The touch-sensitive buttons help to navigate start/stop recording, temperature readings (MAX/MIN/AVG), view alarm set limits & backlight function. This precise sensor gives you an accurate measured value within 5s of the display refresh interval. It is powered by 3 x 1.5V AAA batteries, the display can be switched off for a long standby time. FEATURES ● 3.9-inch bigger LCD screen with backlight and longer standby time● It has a huge storage capacity of recording 25,920 readings● Best touch-sensitive buttons for fast navigation● Auto keypad lock to avoid accidental interruption● Shows maximum, minimum, and average readings while in record mode● Audible buzzer alarm available, if it exceeds set limit (ºC)● Can support adding multiple sensor probes (higher range)● Generate encrypted report without software (txt/CSV/Xls/dlg)● Advanced analysis and initial configuration through the supplied software● Allows calibrating (ºC) this device at multiple points● This software will store previous data and helps to analyze any time● Explore in graph mode and export required data without any effort● Allows resume recording option to avoid configuring every time● Users can mark up to 3 points while in the record state APPLICATIONS ● Widely used in Agricultural greenhouses, Breeding facilities, Museums, Pharmaceuticals, Laboratories, Hospitals, Production facilities, Food transportation, Quality inspection, Warehouse storage, Homes, and Office environment monitoring. PACKING INCLUDES ● 5740 Main Device● Blend Probe (1 Qty - 2 meters cable)● Micro-USB cable● Software CD● 3 x 1.5V AAA Batteries● 1 Set of Screws and Wall plug● User manual