【Output Shortcircuit Protection】 The internal Wiegand 26 input/output has output shortcircuit protection. When the electric lock or alarm output is shortcircuited, the output will be automatically turned off within 100 microseconds. Standalone IP68 Waterproof RFID Access Control Keypad Metal Card Reader > Card type: EM or MF Card > Metal structure design, anti-vandal > Digital backlit keyboard > All-in-one, WG26 output/input > Three-way to open the door, card, password, card password > The doorbell button and interface: buttons and isolation circuit, connect to any... It has a unique metal material design, durable backlit metal keyboard, builtin American Atmel microprocessor, and strong antiinterference ability. 【Advanced Noncontact】 The noncontact proximity card metal password access control integrated machine is one of the most advanced single door controllers at present. Access Control System Keypad 125KHz RFID Password ... – Vicedeal Secure: The 600LBS electromagnetic lock provides strong security and restricts unauthorized access. Convenient 【Wide Range of Applications】 High safety and reliability, powerful functions and convenient use. It can be widely used in highend office buildings, residential quarters and other public places. The user capacity is large and can support up to 2000 users. Short Circuit Protection Keypad ,Password ler System Access Access Control The backlit keyboard makes it easier to operate at night.