Bleepin’ Battery Hidden Noise Maker Sound Device Prank, Smoke Alarm Joke

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• Ultimate Hidden Prank Noise Maker & Gag Gift: Turn any quiet office, bedroom, or living space into a zone of harmless confusion with a hidden bleeping battery prank that triggers frantic “where is that coming from?” searches and unforgettable reactions
• Realistic Low-Battery Smoke Alarm Beep: This battery gag gift mimics the unmistakable chirp of a dying smoke detector, convincing coworkers, friends, and family there’s a real alarm issue instead of a noise prank device
• Automatic Beep for Stealth Pranks: Our smoke detector noise maker prank emits a perfectly spaced beep every 10 minutes, making the sound nearly impossible to track and driving targets to check ceilings, vents, and batteries over and over
• Easy to Hide, Simple to Use: The compact size with adhesive backing lets you stick the smoke detector prank sound behind picture frames, appliances, or inside drawers in seconds; simple on/off switch means no apps, setup, or tools required
• Low-Effort Mischief with Big Payoff: Designed for office prank wars, April Fools, Secret Santa, and long-term stealth jokes, these harmless noise makers deliver days of laughs, inside jokes, and “who did this?” moments