Feature: Size:1mx30mm or 39x1.18in,1mx50mm or 39x1.97in,1mx65mm or 39x2.56in,1mx75mm or 39x2.95in,1mx30mm or 39x3.35in, Shrinkage temperature: 80 C Temperature range: -40 C to 105 C Temperature class: 105 C Shrinkage: 485 percent Rated voltage: 300v Product color: blue Product features: excellent environmental protection, insulation, stable performance, low shrinkage temperature, fast shrinkage. Uses: Widely used in aluminum, electrolytic capacitors, batteries, lithium battery packs, electronic components, lighting, LED needles, bottle combination packaging, etc., to beautify the appearance of the coating, heat preservation, moisture, corrosion, dust prevention Use suggestions: For short heat shrink tubing, a lighter can be used to complete the shrinkage. A heat gun and other tools can be used to heat it to complete the shrinkage relative to a larger or longer heat shrink tubing. It is not recommended to use electrochromic iron for shrinkage. Package Content: 1m x 18650 battery wrapped PVC heat shrinkable tube Note: 1. There is a measurement error of 0-4mm in the width and length dimensions. 2. Please understand that due to the difference in light or computer monitor, I cannot guarantee that the photo and the real color are identical. Note: 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.