What's in the box:

1 X Intelligent Digital Thermostat Temperature Controller Thermometer High and Low Temperature Display (2), 2

Features:
High and low temperature display, three-view window.
Power off memory function.
Start high temperature-cooling mode:
Set starting temperature value>stop temperature value, relay close and cooling equipment start working when testing temperaturestarting temperature. Relay disconnect and cooling equipment stop work when detecting temperatureStopping temperature.
For example:Set starting temperature at 30?,stopping temperature at 25?,when tested temperature 30?, relay close and start indicator lamp (red) bright.
When tested temperature 25?, relay disconnecting and stop indicator lamp (green) bright.
Start low temperature,heating mode:
Set starting temperature When detecting temperaturestopping temperature, relay disconnect and heating equipment stop working.
For example: Set starting temperature at 25?, stop temperature at 30?, when detecting temperature 25?, relay close and start indicator lamp (red) bright.
When detecting temperature 30?, relay disconnect and stop indicator lamp (green) bright.

Specifications:
Item type: Temperature Controller
Model: 1401
Selection style: 12V, 24V(optional)
Temperature measurement range: -9?~99?
Temperature measurement accuracy: 1?
Temperature control accuracy: 1?
Refresh rate: 0.5s
Input voltage: DC-12V/24V
Environmental requirement: -10?~60?/Humidity 20%-85%
Measurement of the input: NTC(3950-10K 1%)Waterproof sensor
Output type: Relay output
Display mode: Digital readout
Package weight: 37g/1.3ounces
Package size: 78*51*2.5mm/3.07*2*0.09inches

Package list:
1 * temperature controller