Caution: color: we shlp according to the color of the first picture, in the package: if the quantity is not stated in the description, we will shlp the item according to the quantity and model in the title. New 220v/30a digital temperature controller rc-114m thermostat relay output -30~300 degree with ntc sensor the product is shlpped based on the color or size of the main image of the product page. New 220v/30a digital temperature controller rc-114m thermostat relay output -30~300 degree with ntc sensor led display best cost-effective traditional design temperature measuring range: -30~300c temperature controlling range: -30~300c power supply: 220v 15% load capacity: less than equal 30a/220v output: relay output power options: 220vac10%,50/60hz input: 1 ntc sensor; Sensor wire: 2m standard accuracy: 1c resolution: 0.1C consumption: less than equal 3w ambient requirements: temperature: -10~60c; Humidity: 20~85% no condensate colour:black material:plastic size: 75x34.5X85 mm package contents: 1 * temperature controller 1 * 2m temperature sensor 1 * instruction manual only the above package content, other products are not included. Note: light shooting 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.