Heat Shrink Butt Splice Connectors with Adhesive Liner - 22-16AWG (Red) - 25 Pack For 22-16 AWG Wire; Color: Red; 25 Pieces Adhesive lining for air tight seal and more reliable than conventional splices Operating Temperature: -55C to 125C | Shrink Ratio: Approximately 3:1 Protects splices from water, condensation and corrosion Provided Strain Releif and completely insulates electrical connections