Heat-shrinkable tube: easy to age, poorly sealed and waterproof, and not strong. Electrical tape: easy to oxidize, sticky, and limited in use. Liquid Insulation Tape: Insulation and sealing, durable and strong, waterproof and moisture-proof, suitable for pasting various electronic components. Give you a whole new experience. EASY TO USEThere is no need to cut or paste, just apply liquid glue to the place that needs to be repaired, and then leave it for four hours to complete the repair. WIDE RANGE OF USESuch a small bottle of glue can be used for various tasks such as wire bonding, thread fixing, circuit boards, semiconductor materials, car wiring, and circuit decoration. Used in the bonding of electronic components, electrical equipment, sealing semiconductor materials, electric heaters, electronic meters, etc. We truly believe we make some of the most innovative products in the world, and we want to make sure we back that up with a risk-free ironclad 45 day guarantee. If you don't have a positive experience for ANY reason, we will do WHATEVER it takes to make sure you are 100% satisfied with your purchase. Buying items online can be a daunting task, so we want you to realize that there is absolute ZERO risk in buying something and trying it out. If you don't like it, no hard feelings we'll make it right. We have 24/7/365 Ticket and Email Support. Please contact us if you need assistance. Remember: Shipping usually takes 2-3 weeks read our Shipping for more details!