4M - Money Safe

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Probably the most secure money safe in the world. Build and configure the digital lock, install a alarm buzzer. Challenge your friend and family unlocking it, they will be amazed. It’s a fun project to learning a lock structure and connecting a wire circuit.

Contains plastic alarm casing and a set of accessories (assembly required), electic buzzer, electric wires, string for alram trigger, metal pegs, battery case and detailed instructions.