Temp sender for water or oil. Temp range: 140 - 280F, high match. Normally used in oil (transmission) temp. Output (connect to gauge): 240 - 33 ohms, Stewart-Warner standard. 1/8" NPT thread mounting, 1/2" long for thread portion. Blade connection, with socket and sleeve included. 0.9” long probe, can be cut to 0.55” probe length, there is a cutting gap on the probe for easy cutting. Total 1.3" long below hex head without cutting. The probe is supposed always to touch the measure fluid, so cut to proper length is important for accurate measurement.