Dial adjustable electric radiator fan thermostat controller temperature sensor. Probe measures liquid or contact temperature and passes power to the fan. Flexible turn on-off temperature control range of 32-248 or 0-120. Stable operation and no noice by snap action. Non-rust stainless (SUS304) steel capillary tubes and bulb. A highly sensitive thermostatic controller based on expansion of liquid. Note:Due to different production batches, the color and style of accessories are sent randomly. No specifications are accepted and it not affect the use. Colour:As Shown Material:Plastic+Stainless steel Package Contents: 1 * Coolant Temperature Hose Kit 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.