IntroFollow this step-by-step guide if your smoke detector still beeps at intervals, indicating empty batteries, but you've inserted new batteries.Step 1Take the smoke detector off its back plate.Step 2Take out the battery.Step 3Take a piece of metal, electrical wire or even better, a bent paperclip.Stap 5Place one end of the paperclip on one of the battery contacts (see image to the right) and place the other end on the second battery contact.Step 6Insert the battery againThe issue should now be resolved. Your smoke detector should no longer beep inless the battery is truly empty.