Password Code Combination Keypad Lock Soldering Kit DIY

Password Code Combination Keypad Lock Soldering Kit DIY with LCD screen! Assemble your own combination keypad lock to add to your door, drawer, project, etc. Built in screen with prompts to enter code and relay to open / close the door lock solenoid, drawer lock, etc. Instructions not included. Chip comes pre-programmed.

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Features:

Built in relay to turn on/off a solenoid lock or other electronic device when the code is entered correctly
6 digit password that can be changed
Instructions not included. Chip comes pre-programmed. For electronics professionals.

Buzzer
Indicator LED indicator module
Chipset: AT24C02
Saves the stored password even when not connected to power
If the password is entered incorrectly 3 times, the buzzer will sound and the alarm will be locked
Keypad input
1602 LCD display
Indicator light to show when the relay is engaged or not
Relay has normally open normally closed contact that can be connected with external solenoids to lock / unlock a door, drawer, box, etc.
There is an administrator password so even if you forget the password you've set it can be retrieved.
Backlit display that lights up at night and is dark during the day to save energy while being able to see the screen clearly even in a dark room!
Power Input: 3V to 5V DC
Relay Information:

Relay Type: SPDT
Control Voltage: 5VDC
Max Switching Current:10A
Max Switching Voltage: 110VDC / 250VAC
Coil Power: 0.45W