This wall outlet is constructed from flame-retardant polycarbonate and premium phosphor bronze materials for durability and safety. It features two UK-standard plug outlets and two USB charging ports, allowing you to charge up to four devices simultaneously. Each outlet includes an individual switch with a light indicator for convenient control and added security. The built-in smart chip identifies the charging requirements of connected devices and optimizes the current to deliver efficient charging while maintaining safety. The USB ports provide a combined output of 2.1A, with each port capable of delivering up to 2.1A individually. This outlet offers overvoltage and overcurrent protection to safeguard your devices during use. This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.