JHE 45PCS Yellow Heat Shrink Butt Connectors 12-10 AWG Waterproof Insulated Electrical Crimp Butt Splice Wire Terminal for MarineAircraftBoatTruckStereo

MATERIAL? Tube - Polyethylene Inner Tube - Tinned Copper TEMPERATURES? Operating: -55 ?to 125 ? bMinimum shrink: 85? Full shrink:130? SPECIFICATIONS? 45 x YELLOW HEAT SHRINK BUTT CONNECTORS-AWG 12-10 Cross-section 4.0 - 6.0 mm2 USER MANUAL 1. Select the right shrinkable butt connector to fit wire size 2. Strip insulation and insert into splice barrel 3. Crimp using tool for insulated connectors 4. Apply heat while rotating connector; for best results, use a heat gun 5. Inspect your connection * There should be adhesive on the edge, but make sure there are no bubbles.