Advance State Alarm Clock Battery Back Up Tested Works Model 3139

Advance Alarm Clock Model 3139 with Battery Backup 9v - AC120v/60hz 5-Watts

Equity Alarm Clock Model 75905 Tested

Timex Alarm Clock w/ Battery Backup Model T109S - Tested Working Vintage

Advance State Alarm Clock Battery Back Up Tested Works Model 3139

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Advance 3139 Vintage Digital Electric Battery Backup Alarm Clock - Tested Good