{"product_id":"smoke-alarm-fire-detector-with-photoelectric-sensor-4-pack","title":"Smoke Alarm Fire Detector with Photoelectric Sensor - 4 Pack","description":"\u003cp\u003eIn this review of the Smoke Alarm Fire Detector with photoelectric technology, the bottom line is simple: this compact 4-pack is best for homeowners who want an inexpensive, easy-to-install way to add basic smoke detection in bedrooms, hallways, and smaller rooms. The reviewer found the units notably small at about 3.3 in diameter and praised the sensitivity to light smoke and slow smoldering fires, making them useful as a secondary layer of protection. Monthly testing and the clear low battery chirp are practical reminders to keep the detectors ready.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhotoelectric sensing:\u003c\/strong\u003e The detector uses photoelectric technology to respond faster to light smoke and smoldering fires, improving early warning for common household fire scenarios.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact size:\u003c\/strong\u003e At roughly 3.3 in diameter the alarm fits discreetly on ceilings and is less obtrusive in bedrooms and small spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudible and visual alerts:\u003c\/strong\u003e When smoke is detected the unit emits an 85 dB alarm while a red LED flashes rapidly to ensure both sound and light cues are noticeable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy installation:\u003c\/strong\u003e The detector installs with a simple mounting bracket or adhesive strips so there is no hardwiring required and placement can be adjusted as needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonthly test function:\u003c\/strong\u003e A TEST button makes it straightforward to confirm operation and the detector signals a low battery with a chirp and LED flash about every 30 seconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery included:\u003c\/strong\u003e The package includes batteries so the units are ready to use right out of the box for immediate home protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis 4-pack is aimed at renters, new homeowners, or anyone looking to add extra smoke alarms quickly without electrician work. Its compact form and adhesive mounting make it suitable for ceilings in bedrooms, hallways, or small living areas where discreet detection is desired.\u003c\/p\u003e\u003cp\u003eIt is not ideal as a primary alarm for households wanting integrated, interlinked or hardwired systems, nor is it recommended for immediate placement inside kitchens or bathrooms where high air flow and steam can cause nuisance alarms.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEasy to install with mounting bracket or adhesive for quick placement anywhere.\u003c\/li\u003e\n\u003cli\u003ePhotoelectric sensor is more sensitive to slow smoldering fires and light smoke.\u003c\/li\u003e\n\u003cli\u003eCompact size and included battery make these convenient for immediate use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome users report mixed reliability over long periods, including occasional false alarms or units failing after extended use.\u003c\/li\u003e\n\u003cli\u003eBattery life and noise level can be concerns for households sensitive to frequent chirps or loud alerts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eFJ136GB (4 pack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor type\u003c\/td\u003e\n\u003ctd\u003ePhotoelectric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e3.3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm volume\u003c\/td\u003e\n\u003ctd\u003e85 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003eBattery included, low battery chirp and LED flash\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eMounting bracket or adhesive strips, no hardwiring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Smoke Alarm Fire Detector 4-pack is a practical, value-oriented option for adding basic smoke detection in multiple rooms. Its \u003cstrong\u003ephotoelectric technology\u003c\/strong\u003e and compact size make it a good secondary alarm for smaller spaces, though those needing long-term reliability or interlinked systems should consider harder-wired alternatives. Overall it offers sensible protection and easy setup at a modest price.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eHow often should I test these smoke alarms?\u003c\/strong\u003e\u003cbr\u003eTest the detector once a month using the TEST button and replace the battery within 7 days when the unit chirps and the red LED flashes every 30 seconds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhere should I not install this alarm?\u003c\/strong\u003e\u003cbr\u003eAvoid installing in bathrooms or directly in kitchens and keep at least 3 ft away from high air flow areas to reduce false alarms from steam or cooking smoke.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill these interconnect with other alarms?\u003c\/strong\u003e\u003cbr\u003eThese units are standalone battery-powered detectors and are not described as hardwired or interconnect-capable, so they will not automatically link with other alarms.\u003c\/p\u003e","brand":"Ecoey","offers":[{"title":"Default Title","offer_id":48245335359707,"sku":"B099K66SKL","price":38.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/812CUQPr5EL._AC_SL1500.jpg?v=1771059010","url":"https:\/\/gearmusthave.com\/products\/smoke-alarm-fire-detector-with-photoelectric-sensor-4-pack","provider":"GearMustHave","version":"1.0","type":"link"}