NEEWER Digital LCD Indoor Outdoor Thermometer and Hygrometer With C/F Unit

Features:
* Indoor-outdoor with Max-Min Memory
* Show the outdoor temperature and indoor temperature at the same time
* Outdoor: -50?C ~70?C?-58?F ~158?F?,Indoor: -10?C ~50?C?14?F ~122?F?
* Accuracy: ?1?C , Analyze degree:0.1?C
* Characteristic: 3 line of LCD display
* Recording the higher or lower temperature value every day
* The instrument has one string to deduct location behind one?s back and prop up the board, can hang on the wall or put on the desk
* Max outdoor temperature sensing distance: 1.5M
* Change the battery: Use the battery (1.5VDC) of AAA Size (included)

Please change the battery according to the following steps:
* the battery opened below the support is covered;
* put the battery in accordance with the instructions of straight negative pole;
* cover the battery properly to cover.

Temperature survey method:
* Press MAX/MIN key and measure the highest or lower temperature value inside and outside the room of the environment at present.
* The internal and external temperature of environmental room is written down to press RESET key and remove at present, quantity is examined and will go on automatically again. Press?C/?F key to change the display ?C or ?F

package content:
1 x Indoor & Outdoor Thermometer
1 x Battery