Rapid Engine Preheating-In severe winter,this oil pan heater pad can raise the engine oil temperature to the optimal starting level in just 5 minutes.It significantly improves lubricating oil fluidity,reduces cold-start wear, and extends engine lifespan

Smart Temperature Control Protection-Equipped with a built-in automatic constant temperature controller,our engine heater pad automatically powers off when the temperature reaches 194°F (90°C) and resumes heating when it drops below 122°F (50°C).This effectively prevents overheating risks and ensures safe use

Self-Adhesive & Easy Installation-The back of engine block heater pad is equipped with strong 3M adhesive.Simply clean the metal surface,peel off the protective film,and paste it firmly.It is suitable for metal surfaces such as engine oil pans,transmissions,and fuel tanks

Safety Usage Reminder -This engine heater pad is ONLY for use on metal surfaces.Do not stick it on plastic parts or near air inlets.Ensure the surface is clean and free of oil stains before use.It is recommended to apply high-temperature sealant around the edges to enhance adhesion (sealant not included)

Convenient Use & Comprehensive After-Sales Service-Our block heater for diesel engine comes with a 68-inch (approximately 1.7 meters) UL-certified power cord.The plug is standard,allowing easy connection to household sockets.It is convenient to use without the need for modifications.Covered with high-grade silicone,it features oil resistance,acid resistance, water resistance,and low-temperature resistance.It adapts to various harsh environments,offering a long service life and high reliability