1、Come with automatic protection functions such as overcurrent, overvoltage, overheating, short circuit, etc., when the protected circuit enters an unsafe value, the built‑in protector automatically cuts off the circuit, and resumes normal operation when the value returns to the normal range 2、Designed with potting and waterproof technology, provide all‑round protection, more stable and reliable 3、Waterproof design, the use of organic silica gel potting has waterproof, dustproof and shockproof effects, suitable for use in various harsh environments 4、Widely used for LED car display, surveillance camera, electric fan, water pump, motor, photovoltaic energy numerical control equipment, water pump, router, ADSL modems, switches 5、Also suitable for LED lights, digital photo frames, electronic refrigerators, portable DVDs, stereos, security systems, portable tools, printers, network equipment, various industrial electrical equipment with corresponding voltages, etc.