Description: The product is a non-contact proximity card metal password access controller, which EM cards according to the model. It is one of the most advanced access controllers. It adopts a unique metal design, keyboard panel operation, built-in high-end microprocessor, strong anti-interference ability, high security and reliability. It can provide strong security for 1,000 users. It has powerful functions such as low power consumption, luminous keyboard, password, output, output short circuit protection, door magnetic alarm, prevent removal alarm, exit button, doorbell interface, security setting level and other functions. Widely used in public places such as homes, offices, and residential areas. Specification: Material: Metal Size: 135x58x26 mm / 5.31x2.28x1.02 inch Work Voltage: DC12V Static Current: 30mA Reading Range: 2-6cm Capacity: 1000 users Ambient Temperature: -25-60 Degree Ambient Humidity: 10 percent -90 percent Electricity lock output: 3A Alarm output: 20A Output short circuit protection time: 100S Package Includes: 1 Piece access control 1 Piece instruction manual 10 Pieces cards Note: Since the size above is measured by hand, the size of the actual item could be slightly different from the size above.