DTM-303A Hygro Thermometer Product ID: DTM-303A

Digital Temperature humidity meter
DTM-303A:
A thermometer measures the temperature of the environment or material that we are operating on. Two means help the thermometer to display the signal. First, the digital sensor in infrared models, and secondly the converter that shows the numbers.

Functions:
. On/Off, indoor/outdoor temperature measurement,
indoor humidity measurement,
°F/°C, max/min (°F/°C) temperature & humidity memory recalling, comfortable and uncomfortable index, alarm clock with snooze

Features:
. Easy to read jumbo display
. Comfortable and uncomfortable index (comfort/warm/cool)
. Temperature unit °F/°C selectable
. Maximum and minimum (°F/°C) temperature and humidity
. Memory recalling
. Alarm/snooze set
. Dual row display
. 3 meters extension wire with sensor
. 2 x 1.5 volt ""AAA"" sized or equivalent batteries

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Category： Temperature Humidity Meters, Wireless, WiFi, Ethernet
Certificate：CE
Specifications:

. Measurement Range: -50°C ~ +70°C or -58°F ~ +158°F /
                                     20% ~ 100%R.H.
. Accuracy: 1°C or 1.8°F in the range of -20°C ~ +70°C or -4°F ~ +158°F, otherwise more than 1°C or 1.8°F
                    3% R.H. in the range of 30 ~ 70%R.H., otherwise 5% R.H.
. Resolution: 0.1° for whole range
                     0.1% r.h. for whole range
Features:
. Easy to read jumbo display
. Comfortable and uncomfortable index (comfort/warm/cool)
. Temperature unit °F/°C selectable
. Maximum and minimum (°F/°C) temperature and humindity
. Memory recalling
. Alarm/snooze set
. Dual row display
. 3 meters extension wire with sensor
. 2 x 1.5 volt ""AAA"" sized or equivalent batteries

Operations:
. On/off
. Press once to switch on thermometer and press again to switch off. ""warm"", comfort"" or ""cool"" sign appears at
. Appropriate temperature and humidity.
. °F /°C
. Press °F/°C to select desirable temperature unit.
. Max/min
. Press once to recall maximum temperature and humidity tested. Max sign shows on the display. Press again to recall 
  minimum temperature and humidity tested. Min sign shows on the display. Unit restores to real time mode automatically
  after 5 seconds.
. In/out
. Press once to display outdoor measurement. ""Out"" sign shows on the display. Press again to display
  indoor measurement. ""In"" sign shows on the display.
. Low battery indicator
. Replace new battery when the low battery indicator appears on the screen.