Pressing the buttons in right sequence opens the lock. The user can set his own sequence of buttons, also the number of buttons in sequence is up to user, it can be five, six, or more. Sound effects are saved on SD card and can be changed by user.
5X BUTTONS 6CM
POWER SUPPLY 12V
SPEAKER AND SD CARD (WITH SOUND)
5 COLLORED BUTTONS WITH SOUND
5 COLLORED BUTTONS WITHOUT SOUND
ELECTROMAGNET 12V 50KG
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