Description <br> Switch the modes between cool and heat;Control temperature <br> setting the temperature setting value and the difference value; <br> Temperature calibration; Refrigerating control output delay protection; Alarm when temperature exceeds, temperature limit or when sensor error.Sensor length:1m(include the probe) <br> <br> Temperature measuring range:-50℃~99℃ <br> Resolution:0.1℃ <br> Accuracy:± 0.1℃(-50℃~70℃) <br> sensor error delay:1 minute <br> Power supply:110-220VAC±10%,50/60Hz <br> Power consumption:Less than 3W <br> Sensor:NTC sensor(1PC) <br> Relay contact capacity:Cool(10A/250VAC);Heat(10A/250VAC) <br> Ambient temperature:O℃~60℃ <br> Storage temperature:-30℃-75℃ <br> Relative humidity:20~85%(No condensate) <br> Different batches may have different contents on the back sticker. <br> Colour:As Shown <br> Material:plastic <br> <br> Package Contents: <br> 1X STC-1000 110-220V Digital Temperature Controller <br> 1X English manual <br> <br> Only the above package content, other products are not included. <br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. <br>