Description : 25PCS Blue Rubber PVC Terminals Insulated Ring Connector RC 1.5-2.5mm!#!amp!*!sup2; 16-14AWG Widely used in the wire connection， prevents the wire from shorting out. Specification : Color : Blue Material : Rubber PVC Quantity : 25pcs Length : 1.9cm(M3); 2.1cm(M4); 2.2cm(M5); 2.6cm(M6); 2.7cm(M8); 3cm(M10); 3.6cm(M13) Diameter : 3.7mm(M3); 4.3mm(M4); 5.3mm(M5); 6.4mm(M6); 8.4mm(M8); 10.5mm(M10); 13.00mm(M13) Fit : 1.5-2.5mm2， 16 -14AWG Package includes : 25 x Terminals Insulated Ring Connector 7 size for option， 25 pieces one pack~ Details pictures :