Shakas 2 PCS 3 Prong Plug Protector, Engine Block Heater 120 V Plug End Wiring Harness Cover, Outdoor Flame Retardant Waterproof Silicone Protector with Extension Cord, for Most Cars (Black)

Perfectly wrap the plug end, providing reliable weatherproof protection, preventing external interference with your engine heating systemThe overall length is 5.9 ", the plug end size is 1.1 " x 0.98 ", compatible with most 120 volt outdoor plug protective coversSilicone material, insulation and heat resistance, withstands external force extrusion and collision, not easy to break, strong adaptability

• Silicone Protective Cover: This protective cover is made of silicone material, which is insulated and flame-retardant, and is not afraid of humid and high temperature environments. At the same time, it can withstand external force extrusion and collision, and is not easy to break. ​
• Three-dimensional Protection: The silicone cover adopts a three-dimensional full-coverage design, accurately wrapping each pin, which is not only dust-proof and waterproof, but also effectively avoids the risk of leakage caused by foreign objects contacting the grounding pin.
• Precise Fit: The protective cover is customized according to the standard size of the US three-pin plug, and the edge elastic closing design ensures that it is stable and not loose during the plug-in and unplugging process, eliminating the safety hazards caused by shaking. ​​
• Applicability: The plug protective cover is compatible with most 120-volt outdoor plug protective covers. Just align it with the plug and press it into place to cover the power cord and avoid external interference with your engine heating system.
• Packing List: The package includes 2 plug harness protective covers, with an overall length of 5.9 " and a plug end size of 1.1 " x 0.98 ", providing reliable weatherproof protection, ensuring the safety of your power cord and saying goodbye to the trouble of plug damage.