Enhance your electrical projects with this versatile Electronic Voltage Governor, designed to provide precise control over speed, temperature, voltage, and lighting. Crafted from high-quality ABS plastic with a flame-retardant insulated shell, this variable speed controller ensures durability, heat resistance, and long-lasting performance. Ideal for a wide range of applications, it is perfectly suited for controlling exhaust fans, filament bulbs, electric furnaces, angle grinders, marble machines, and blowers. Key Features: · Wide Application Range: Effectively regulates speed, temperature, voltage, and light for various electrical devices such as exhaust fans, filament bulbs, electric furnaces, angle grinders, marble machines, and blowers. Not compatible with appliances containing circuit boards or capacitive electronic components like microwave ovens, induction cookers, rice cookers, water pumps, washing machines, or LED energy-saving lights. · Premium ABS Flame-Retardant Shell: The robust ABS construction resists discoloration, deformation, cracking, and high temperatures, ensuring excellent safety and reliability. · High-Precision Voltage Regulation: Features a precision pressure regulating knob that enables voltage control with an accuracy of up to 1 volt. The integrated digital display and LED backlight clearly show real-time working voltage for easy monitoring and stable operation. · Advanced Safety Protections: Built-in overload and overvoltage protection with an independent voltage control switch. Automatically powers off when the instantaneous current exceeds 15 amperes, preventing damage and extending the lifespan of both the controller and connected devices. The indicator light provides status feedback for added convenience. · Convenient Back Hook Design: Equipped with a practical hook on the back for easy hanging on tool bags or toolkits, enhancing portability and ease of use. Plug and play functionality simplifies installation and operation. Specifications: · Item Type: Electronic Voltage Governor · Material: ABS Plastic · Color: Black Package Includes: · 1 x Electronic Voltage Governor This Electronic Voltage Governor combines precision, safety, and convenience, making it an excellent choice for professionals and hobbyists who require reliable voltage control for various electrical equipment.