Product Name: Thermocouple Connector;Type: K Type Plug Type: Male to Female;Plug Body Size: 2.7 x 1.7 x 0.9cm/1.1inch x 0.67inch x 0.35inch(L x W x T) Socket Size: 2.7 x 1.7 x 0.9cm/1.1inch x 0.67inch x 0.35inch(L x W x T);Fit Cable Max.Dia.: 4mm/ 0.16inch Material: Plastic, Metal;Main Color: Yellow, Silver Tone Weight: 200g This connector is widely used in thermocouple and RTD circuits, best solution for quick and good contact. Designed with good insulation, metal pins construct ensures good contact. Package Contents: 20 x Thermocouple Plug 20 x Thermocouple Socket 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.