A portable theft deterrent device is disclosed. The theft deterrent device comprises a lock detection mechanism. The lock detection mechanism includes a plurality of connectors and an opening therethrough. The lock detection mechanism includes a keypad. The keypad enables and disables the lock detection mechanism when a correct key code is entered. The lock detection mechanism includes a first active circuit therein coupled to the plurality of connectors. Wherein when the lock detection mechanism is coupled to an electrical path via at least one connector of the plurality of connectors and the first active circuit detects an interruption in the electrical flow in the electrical path, the lock detection mechanism provides an alert.