Sell: digital door lock

Keypad/Keyless Digital Door Lock Model: Ark-Key We are a leading manufacturer of the digital door lock located in Korea. Keyless door lock security - our model Ark-Key. It has universal applications ‚¬?ideal for the fireproof steel, wooden and tempered glass(single & double) doors. Program the digital door lock with your pass code of up to 20 digits long and gain access by simply punching in the pass code to unlock the door. Programmed to open by entering even any random imaginary number prior or/and posterior to pass code, never reveal user ‚¬ pass code to nearby person when pressing buttons. If you get it from us, you can count on it to protect you and your loved ones, your home, apartment or dorm, and your business--for years to come. Features; 1) Integrated Performance Automatic open/close along with security guard performances. 2) Universal Application Used for both fireproof steel & wooden doors and tempered glass(single & double). 3) Noble Design Introduced the sensitive interior concept considering characteristics of fireproof and tempered glass doors. It has the dignity and upgrades the level of digital door lock. 4) Sliding Cover Safe protection from water when raining or cleaning, dew caused by changes of temperature/humidity and pollution or damage to exposed keypads. 5) Convenient Handling Very easy to install, operate and program. Just one-touch operating. 6) Diverse Functions for User ‚¬ Convenience Backlighting for use at night. Beef sound identifying keypad entry and setup function. 7) Pass Code Entry Used 4~20 digits for pass code. Modify easily by user ‚¬ want anytime. 8) Protection Pass Code from Nearby Person When Pressing Buttons Programmed to open by entering even any random imaginary number prior or/and posterior to pass code. Never reveal user ‚¬ pass code to nearby person when pressing buttons. 9) Tamper Proof Siren alarm to invalid entry 3 times in a row. 10) Auto Re-lock Function Automatically lock the door within 5 seconds of being closed when automatic mode. 11) Indoor Double Lock Function Preventing someone from opening the door from the outside even if in possession of pass code. 12) Outdoor Double Lock Function When set up this function from outside, the indoor 'open' button doesn ‚¬ work. 13) Long Lasting by Minimizing Battery Consumption Based on 10 times operating a day, 6 pieces AAA Alkaline 1.5V battery can be used for 2 years(7,300 times) by using keypad and for 3 years(11,000 times) by remote control. 14) Low Battery Alert Notice battery replace time by melody. After alerting low battery, can be used for 1 month. 15) Emergency Power Supply When battery is discharged completely, can be opened by connecting 6~12V battery to the terminal of emergency power supply, which can be bought from public market. 16) Perfect Emergency Measure In case electronic device doesn ‚¬ work, can be operated manually from inside and by remote control from inside and outside of door. 17) I/R Remote Control Besides keypad, can be operated by I/R remote control from outdoor saving battery life. 18) Self-diagnostic Function Notice malfunction and battery replace time by alar