These are High Quality Inline Spring Lever Wire connectors 32A - 250V 4KV Wire Size - 0.75mm2 - 2.5mm2 2 Lever Size - L-40mm x H-15mm x W-12mm Blue Brown 3 Lever Size - L-40mm x H-15mm x W-19mm Blue, Yellow Brown Not to be used for external application PLEASE NOTE: All electrical work using these connectors should only be carried out by professionals and ensure you have read the above specifications before using the product and taken all safety precautions. These are European specifications, if in doubt please consult a qualified electrician.
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