Introduction:Multi-function timer for incubator exhaust, egg tray or other applications. Main specifications:Power supply: 185 ~ 245Vac, 50 / 60Hz Voltage: 220V Sensor: line length is 2 meters Output: 10A, 250Vac resistance Setting range: -40 ~ 120 Celsius Display range: -40 ~ 130 Celsius Working temperature: -10 ~ 45 Celsius, relative humidity 5 ~ 90%, no condensation Dimensions: W78 x H34.5 x D71 (mm) Installation drilling: W71 x H29 (mm) Protection level: IP65 (only on the front) Colour:Black Material:plastic Package Contents: 4 x ZL-6231A Temperature Controller 4 x wire Only the above package content, other products are not included. 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.