Description:Professional and exquisite workmanship makes it very waterproof. And the good airtightness makes it very reliable and useful.The wide range of applications makes it possible to meet different working occasions. And the equipped box makes it very convenient to store and carry.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: Solder RingMaterial: Flame Retardant PVCQuantity: 250PcsHeat 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: Good Sealing, Widely Used, Easy to UseSolder 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 250pcs, 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.Package Includes:100 x Solder Rings (35Pcs Red, 30Pcs Blue, 25Pcs Transparent, 10Pcs Yellow)150 x Heat Shrink Tubes