Temperature Range: -40℃~+70℃ (-40℉~ +158℉)
Power-supply: 1.5V (AG10) x 1(Battery is not included)
Fridge temperature display.
Highest/ lowest temperature alarm function (Default setting: highest 28℃; lowest 18℃).
Setting the random temperature alarm range.
Temperature unit ℃/℉ changeable.
LED alarm indicator light.
Open battery compartment cover, put on the battery and the cover, then the meter starts to work.
(SET) set the highest & lowest temperature alarm range.
(+) increase the value of what is under setting.
(-) decrease the value of what is under setting.
(℃/℉) change temperature unit between Celsius (℃) and Fahrenheit (℉).
In status of origin,Highest temperature alarm default setting is 28℃ ,Lowest temperature alarm default setting is 18℃.
In status of origin, press and hold (SET) for 2 seconds, the value around "SET Hi." (The highest temperature alarm value) flashes, press (+)/(-) to increase/decrease the highest temperature alarm value; then press (SET) for one time, the value around "SET Lo." (The lowest temperature alarm value) flashes, press (+)/(-) to increase/decrease the lowest temperature alarm value; finally, press (SET) for one time to confirm the setting.
Take out the battery from the battery compartment for 2 seconds if any abnormal display appears.
Put the replaced battery at places appointed by government.
We do not notice if any technical change applied in this meter.
1 x Fish Tank Temperature Meter