Blarkrus Fire Extinguisher Patch, Automatic Fire Suppression with self-activating, for Engine Compartment Electrical, Multicolor. 💠 Compact 0.4 Oz Fire Extinguisher Patch Automatic Fire Suppression in Enclosed Spaces Like Engine Compartments and Electrical Boxes. 👌 Self-activating Mechanism Triggers Upon Fire Detection, Releasing fire-extinguishing to Suppress Flames Without Manual Intervention. 🧿 Suitable for Vehicle Use, Providing Reliable Fire Protection in Engine Bays, Fuse Boxes. 🧷 Easy to Install with Backing, Allowing Quick Placement in Critical Locations for Continuous Fire Safety Monitoring.