Features: Premium Heat Shrink Connectors with Waterproof & Insulated Design ensures secure wire splicing in wet environments, preventing short circuits and electrical hazards. Good quality adhesive materials creates permanent waterproof seals through heat activation, offering durability insulation and corrosions resistance for long terms electrical connection. Essential for homeowners, automotive technicians, and industrial electricians requiring reliability moisture proof wire termination solution. Ideal for outdoor lighting installations, marine equipment maintenance, underground wiring projects, and household appliance repairs exposed to humidity or water contact. These waterproofed electrical connectors combine heat shrink tubing with crimping technology for vibrations resistant joints in automotive, marine, and outdoor power systems. Specifications: Color:Three Choices Component:glues Package Includes: 1box waterproofed insulated terminals note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.