Check the listing for details. Spa Hot Tub Pool Water Heater Temperature Screw type Flow Sensor Probe M8. Color: Black, Condition: New. Listed at 9.99 USD. Water Temperature Sensor Coolant Probe Gauge Switch 3m (10ft) with temperature range of -58 to 230 °F (-50 to 110°C) Temperature sensor used on many hot tub control systems. Usually installed in the foot well or the filter housing. Apply a small amount of silicone sealant to seal when installing the new sensor. Specifications: Measurement range: -58 to 230 °F (-50 to 110 °C) Cable length (L): 10 ft (3m) Sensing tip length: 10mm Thread width (S): (M8) thread diameter 7.85mmCheck the picture for more information Sensor type: Water proof sensor ********** We could offer a wide range of sensor. ********** You name your inquiry, we produce it for you. For more information or ordering larger volumes please contact us. Our shipping service is fast for example:shipping to USA is 3-6 business daysshipping to England and Ireland is 4-7 business daysshipping to other Europe Countries 5-10 business daysshipping to Canada is 2-7 business days shipping to Australia, New Zealand and Asia takes longer than other countries (17-25 Business days)