WRJCC1581790010030D1 is an electronic part manufactured by Radpol with a heat shrink sleeve, glueless, 2:1, 15.8mm, L:1m and red colored polyolefine. It is designed for insulation and the strain relief of electrical wiring, cables, and connectors. It can resist extreme cold and hot temperatures. The heat shrink sleeve also provides an environmental seal, shielding the electronic parts from water, dust, and other debris. The polyolefine material is flame retardant and chemical resistant, providing long-term protection from wear and tear. The product is approved for use in electrical systems and meets safety standards.