Descriptions: <br>This mini temperature controller, with heat and cool control, can set both a high and a low temperature limit, when the temperature is beyond the compass of limits, it will cool or heat automatically. <br> <br> <br>Features: <br>The temperature control range is -40℃ to 120℃. <br>With large and clear LED display for better readability. <br>Compatible with refrigeration and heating control. <br>Return difference is adjustable (1-30℃). <br> <br>With delay start function. <br>Temperature upper and lower limit setting function, factory parameter locking function. <br>Support to restore factory settings. <br>Support power-down storage (sudden power-off settings are still valid). <br>Supports temperature correction. <br> <br> <br>Specifications: <br>Product model: MH1230A <br>Working voltage: AC220V <br>Working current: relay can withstand 30A current <br>Temperature control: -40 ℃ to 120 ℃ <br>Measurement error: ±0.5℃ <br>Display accuracy: 0.1℃, control accuracy : 1 ℃ <br>Temperature sensor: NTC (10K/3435) <br>Working temperature: 0 ℃ to 60 ℃ <br>Storage temperature: - 10 ℃ to 60 ℃ <br>Humidity: 90% RH without moisture condensation <br>Data storage: yes <br>Relay contact current: AC: 30A/220V, can withstand 6600W load <br>Temperature controller size: 8.5 x 7.5 x 3.5cm/3.35 x 2.95 x 1.38inch <br>Sensor: probe: 4 x 25mm/0.16 x 0.98inch, cable: 1m/39.37inch <br>Weight: 224g <br> <br> <br>Package Included: <br> <br>1 x Digital Temperature Controller <br>1 x Sensor<br>1、The temperature control range is -40℃ to 120℃ <br>2、With large and clear LED display for better readability <br>3、Compatible with refrigeration and heating control <br>4、With delay start function <br>5、Temperature upper and lower limit setting function, factory parameter locking function