ITEM NAME:200X Solder Seal Splice Waterproof Heat Shrink Wire Connectors Terminal 22-1 Gw.Solder and seal and with advanced waterproof function. Polyolefin heat shrink butt connectors improved pullout strength, provides seal, strain relief, cable check, and insulation. Plating: Tin. 20 x Red Connectors: Dia 3.0 mm, 0.5-1.0mm2 22-18AWG.