750-piece heat shrink tubing, electrically insulated heat shrink cable tube, 2:1 shrink ratio, 5 colors, 12 sizes

[Large Collection of Electrical Wires]: 5 colors (black, yellow, blue, green, red), 12 specifications, 750 pieces. [12 Heat Shrink Tubing. Length]: 45 mm; Diameter: 1 mm / 1.5 mm / 2 mm / 2.5 mm / 3 mm / 3.5 mm / 4 mm / 5 mm / 6 mm / 7 mm / 10 mm / 13 mm. [Heat Shrink Fittings with a 2:1 Shrink Ratio]. Excellent flame retardant and insulating performance. Soft and flexible, low shrink temperature, fast shrinkage, acid and alkali resistance, anti-aging. [Environmentally Friendly Material]: RoHS compliant and Sony-SS-00259 compliant. The material composition is free of PBB, PBBO, PBBE, heavy metals, and other environmentally hazardous substances. [2-Year Warranty]: Covers all wire gauges you'll need in RC hobbies and many other applications. Primarily used for wire connections, rust prevention and corrosion protection of solder joints, and insulation protection and treatment of wire ends, cable harnesses, and electronic components.