Description:Wide range of applications makes it possible to meet different working occasions. And the smooth and burr-free surface does not scratch your hands.The equipped box makes it very convenient to store and carry. Exquisite and high-quality workmanship makes it highly conductive.Made of high quality flame retardant PVC material, it is durable and easy to use.The length of the storage box is 17.3cm, the width is 9.9cm and the height is 2.3cm.It is suitable for electrical splice DIY, car, repair, electrical wire connecting and so on.Item Name: Heat Shrinkable TerminalMaterial: Flame Retardant PVCQuantity: 300PcsHeat Shrink Tube Color: BlackSolder Ring Color: Red, Blue, Transparent, YellowFull Shrinkage Temperature: 130 Degree CelsiusSolder Melting Temperature: 125 Degree CelsiusFull Melting Temperature Of Solder: 150 Degree CelsiusWorking Temperature: -55 Degree Celsius-125 Degree CelsiusFeatures: Fine Workmanship, Glitch-free, Flame RetardantSolder Ring Specifications: 22-18AWG, 16-14AWG, 26-24AWG, 12-10AWGCorresponding Cross-sectional Area: 0.5-1.0mm, 1.5-2.5mm, 0.25-0.34mm, 4.0-6.0mmSize Details: Size: 17.3cm x 9.9cm x 2.3cm/6.81" x 3.9" x 0.91" (Approx.)22-18AWG: Diameter: 0.3cm/0.12", Length: 4cm/1.57" (Approx.)16-14AWG: Diameter: 0.5cm/0.2", Length: 4cm/1.57" (Approx.)26-24AWG: Diameter: 0.15cm/0.06", Length: 2.7cm/1.06" (Approx.)12-10AWG: Diameter: 0.6cm/0.24", Length: 4cm/1.57" (Approx.)Heat Shrink Tube: Diameter: 0.3cm/0.12", Length: 2cm/0.79" (Approx.)Notes:The quantity is about 300pcs, due to manual calculation, the quantity might has 1-3pcs more or less, hope you can understand, thank you.Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Use Steps:1. Prepare the butt terminal and use a wire stripper to strip the wire sheath.2. Connect one end of the wire to the wiring tube.3. Tighten the wire and move it to the center of the tube.4. Use a hot air blower to heat, so that the solder tube is heated and the wire is wrapped.Package Includes:100 x Solder Rings (35Pcs Red, 30Pcs Blue, 25Pcs Transparent, 10Pcs Yellow)200 x Heat Shrink Tubes