The Stoneuk ST-AC302ID is a metal standalone access controller designed for single-door access control. It integrates both card reading and keypad input in a compact and durable unit. With support for Wiegand input and output, it can also function as a standard card reader. The device features built-in data memory for fast user identification and operates efficiently in various environments with its waterproof design. Ideal for secure, standalone access control setups with versatile installation options.