Type K and T Curly Cable Mini plug to Mini plug 1m curly polyurethane cable with moulded mini plug connector at both ends. Complete waterproof assembly. Polyurethane cables are used in place of the standard polyurethane for the following reasons: Greater retractability Enhanced memory of it’s curl Non–Toxic Greater mechanical strength for durability 12 X 0.2mm wires used internally for greater strength PTFE inner insulation for strength and retractability Type K Thermocouple: Class I (±1.5°C ±0.25%) Type T Thermocouple: 1/2 Class I (±0.25°C ±0.15%)