Specifications: These units typically feature 3-meter long cords and support up to 2500W, making them suitable for various home appliances like computers, fans, and printers.Safety Features: The extension sockets are equipped with safety shutters to protect children, surge protection to guard against voltage spikes, and overload protection to break power if capacity is exceeded.USB Functionality: Along with standard AC outlets, these strips include 5V USB ports for charging devices like smartphones directly