Electronic Password Keypad For Home Security Lock Black Anti-Theft

1 It through the password input to control the circuit or chip work, so as to control the closure of the mechanical switch, complete the task of unlock and lock. 2 Unique appearance design, sensitive touch screen, built-in 50 groups of passwords (password length of 4-8), functional diversity, strong practicality, not limited to the user age, standard single tongue, simple installation and operation. 3 Users can change their passwords frequently to prevent them from being stolen. 4 Virtual password design, you can enter a few digits in front of the correct password as virtual password. 5 Low power alert, when the voltage is lower than 4.8v, the buzzer and red light blink for 5 seconds. 6 Quiet effect, the use of low decibel design process at night to avoid disturbing family rest. 7 Ultra-low power consumption, 4pcs AA alkaline batteries, which can last for a year. 8 Emergency keys, stored in the car, practical to use. 9 Lock automatically after closing the door for 3 seconds to prevent theft from forgetting to lock. 10 After entering the wrong password three times in a row, the lock will alarm and light red, and the keyboard will lock for about three minutes.

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1x Electronic password keypad for home security lock black anti-theft