Hi! Thank you for reaching out. Even though the test button still works, a unit from 1999 is well past its recommended lifespan. Over time, sensors lose sensitivity—even if the alarm seems fine. We recommend replacing the unit to ensure your safety. -Juan

We sincerely apologize for the inconvenience. If you could please send us a private message on Instagram or Facebook with the model number of your unit, one of our agents will be happy to assist you as soon as possible! -Lucero

Thank you for reaching out! We're sorry to hear about your experience with our products. Please feel free to contact us at 1-800-323-9005 — we will be happy to assist you further. -Cesar

Hi Susan! Thanks for reaching out, and we're truly sorry for the trouble you experienced with our phone line. You can try us again at 1-800-323-9005, send us a DM here, or message us privately on Facebook for personalized help. We're here for you! -Juan

Hi Ben! Thanks for reaching out. The behavior you described isn’t typical for any of our smoke or CO detectors. Please DM us your model number so we can help troubleshoot. If you're unable to DM us, please send a PM to our Facebook account. Your safety is our priority! -Juan

Hi RJ03068, thank you for reaching out to us! The SC5 was designed to meet US and Canadian standards. We are considering other regions in a future release of the product. -Cesar

Hi @kDizzle, we're really sorry for the frustration you've experienced. We want to make this right—please DM us the details of your issue or reach out via Facebook PM so we can assist you directly. We appreciate your patience and the chance to help! -Juan

Hello Harry, the SC5 does not currently include this feature. However, we are actively considering adding a motion-sensing night light in a future version of the product. We appreciate your interest! -Lucero

While we do not manage this process directly, we would be happy to provide assistance with any technical inquiries or troubleshooting steps you may have. -Dinorah

The SC5 was designed to meet US and Canadian standards. We are considering expanding the product for other global regions in the future. Please stay tuned for future product announcements from First Alert! -Lucero

Hi Knee Deep! Thank you for reaching out! Sorry to hear that, it’s definitely not the experience we aim for. Could you send us a DM with more details (model, issue, when it started)? We’re here to help! -Juan

Thank you for your feedback. We are aware that the Nest Protect nightlight feature is valued by many end user. We are looking into adding this feature in a future product update. -Lucero

Hi Lisa! Thanks for reaching out. Please follow us so we can DM you. If you're unable to, feel free to message us privately on Facebook at First Alert. We're here to help! -Juan

Hi @unclefaddy, thanks for reaching out! For the SC9120B, a solid green light typically indicates normal operation. If you see a blinking green LED, we recommend replacing the batteries. For more detailed help, feel free to DM us or call our support team at 1-800-323-9005. -Dan

Hello Brayden! We currently do not offer a hardwired dual sensor model. However, we can recommend models SA3210 or SA320, they are battery-powered and equipped with high-precision dual sensors for reliable performance! -Lucero

Unfortunately, the SC5 isn’t approved for UK use at this time. First Alert is considering expanding the product for other global region in the future. Please stay tuned for future product announcements. For now, we recommend choosing a UK-certified alternative. -Lucero

Hi, thank you for reaching out! Feel free to give us a call at: 1-800-323-9005 or send us a private message to any of our social media pages to further assist you with this. -Cesar

Hi Andy! Thank you for reaching us. First Alert currently offers only one Z-wave model, the Zcombo, which is battery-operated. At this time, we do not have any AC-powered Z-wave compatible alarms available. You can explore our wide range of models at firstalert.com/us/en/ -Juan

Hi, thank you for reaching out! W e are sorry to hear you experienced issues with our products, feel free to contact us at: 1-800-323-9005 or send us a private message to any of our social media pages to further investigate and assist. -Cesar

Please contact us directly at: 1-800-323-9005 or send us a private message to any of our social media pages to further assist you with this. -Cesar