TELOCK electronic combination lock

Description

Electronic keypad lock. ABS housing.
12-key keypad. 4 to 8-digit combination. Subscriber mode, multi-user mode, and dual verification mode, configurable directly from the keypad.
Low voltage alarm: if the voltage drops below 4.5V, the lock triggers an acoustic and visual alert on each opening, and prevents locking when the voltage falls below 4V.
Dual power supply options: 4 AAA batteries and 12V DC.
Three LED indicator signals.

Green light flashing: Indicates valid input, standby mode.
Red light flashing: Indicates incorrect input error.
Blue light flashing: Indicates low voltage.