Heat Shrink Ring Terminal Kit ? 250?500PCS Waterproof Electrical Connectors This professional-grade ring terminal kit includes heat shrink insulated terminals in assorted sizes, supporting wire gauges from 22 to 10 AWG. Designed for reliable, long-lasting connections in automotive, marine, RV, and home electrical projects. Key Features: Quantity Options: Available in 250PCS and 500PCS sets Wire Range: Supports 22?10 AWG wiring Connector Sizes: Includes common ring sizes ? #8, #10, 1/4", 5/16", 3/8", 1/2" Waterproof Design: Heat shrink insulation seals out moisture, dust, and corrosion High Conductivity: Tinned copper core ensures strong current flow and corrosion resistance Color Coded: Red, blue, and yellow sleeves for quick wire gauge identification Organized Storage: Durable plastic box keeps connectors sorted and accessible Secure Crimping: Compatible with standard crimping tools for a tight, lasting bond Applications: Automotive wiring repairs Marine boat electrical systems RV and trailer maintenance Speaker, stereo, and lighting installations DIY electrical and household projects Trusted by professionals and DIYers, this waterproof ring connector assortment kit ensures durable connections and clean installations for any electrical task.