description":"These are 100 pieces Heat Shrink Butt Connectors, which can give the connection a effective protection, even in awful condition. Features: Heat shrink wire crimp terminals butt, can strongly hold the crimps. Waterproof and prevent corrosion, can effectively protect the connection. Allow visual inspection. Easy to install. Once crimped, heat with a heat gun to shrink, creating a permanent waterproof bond. Compare to ordinary connector, it's more durable and convenient. These work great for automotive, marine, and many other applications. Specifications: Color: clear red Suits cable / wire sizes: 0.5-1.5mmÂ² / 22-18AWG Length: approx. 35mm Quantity: 100pcs Voltage resistant: ï¼600V Volume resistivity(Î© cm): â¥10 15 Dielectric strength(KV/mm): â¥25 Protection type: IP67 Operating temperature: -55~125â Package Size: 15 * 10 * 2cm / 6 * 4 * 0.8in Package Weight: 102g / 3.6oz Package list: 100 * Heat Shrink Butt Wire Crimp Connector Tips: Once crimped, heat with a heat gun to shrink the out sleeve and activate the adhesive creating a permanent waterproof bond.