![BudaFireDept on Twitter: "Replace Smoke alarms every 8 to 10 years. Replace the 9 volt batteries twice a year. Install smoke alarms in every sleeping area and hallway. Have a fire escape BudaFireDept on Twitter: "Replace Smoke alarms every 8 to 10 years. Replace the 9 volt batteries twice a year. Install smoke alarms in every sleeping area and hallway. Have a fire escape](https://pbs.twimg.com/media/FmwvX5qX0AEh9OD.png)
BudaFireDept on Twitter: "Replace Smoke alarms every 8 to 10 years. Replace the 9 volt batteries twice a year. Install smoke alarms in every sleeping area and hallway. Have a fire escape
![Kidde Firex Smoke Detector, Hardwired with 9-Volt Battery | Hardwired Smoke Detectors | The BuildClub Kidde Firex Smoke Detector, Hardwired with 9-Volt Battery | Hardwired Smoke Detectors | The BuildClub](https://buildclub-production.s3.amazonaws.com/images/0/74c7a13efc05bf2fb566f3976cdd509ed016b9f2.jpg)
Kidde Firex Smoke Detector, Hardwired with 9-Volt Battery | Hardwired Smoke Detectors | The BuildClub
![Amazon.com: Fseofu PKNOVA 9V Batteries, 2-Count Alkaline Battery, 9 Volt Battery for Smoke Alarms, Ultra Long-Lasting, 10-Year Shelf Life : Health & Household Amazon.com: Fseofu PKNOVA 9V Batteries, 2-Count Alkaline Battery, 9 Volt Battery for Smoke Alarms, Ultra Long-Lasting, 10-Year Shelf Life : Health & Household](https://m.media-amazon.com/images/I/61IraouJr7L.jpg)
Amazon.com: Fseofu PKNOVA 9V Batteries, 2-Count Alkaline Battery, 9 Volt Battery for Smoke Alarms, Ultra Long-Lasting, 10-Year Shelf Life : Health & Household
![Kidde Home Safety 21006371 85 dB 120 Volt 9 Volt Battery AC Photoelectric Smoke Alarm | NorthEast Electrical Kidde Home Safety 21006371 85 dB 120 Volt 9 Volt Battery AC Photoelectric Smoke Alarm | NorthEast Electrical](https://media.distributordatasolutions.com/kidde/2016q4/d5d3b26d9c6ee97cfb312086053d95bb7cec1a22.png)
Kidde Home Safety 21006371 85 dB 120 Volt 9 Volt Battery AC Photoelectric Smoke Alarm | NorthEast Electrical
![First Alert Part # SCO2B - First Alert Combination Smoke And Carbon Monoxide Alarm With 9-Volt Battery - Combination Detectors - Home Depot Pro First Alert Part # SCO2B - First Alert Combination Smoke And Carbon Monoxide Alarm With 9-Volt Battery - Combination Detectors - Home Depot Pro](https://content.interlinebrands.com/product/Image/Detail/10078/104252_usn.jpg)
First Alert Part # SCO2B - First Alert Combination Smoke And Carbon Monoxide Alarm With 9-Volt Battery - Combination Detectors - Home Depot Pro
![Amazon.com: TQTHL 9V Rechargeable Batteries, USB 9Volt 1300mAh Long Lasting Li-ion 9V Battery for Smoke Alarms, Multimeters, Microphones, walkie-Talkie,Toys,Guitar,Keyboard,Metal detectors and More (4 Packs) : Health & Household Amazon.com: TQTHL 9V Rechargeable Batteries, USB 9Volt 1300mAh Long Lasting Li-ion 9V Battery for Smoke Alarms, Multimeters, Microphones, walkie-Talkie,Toys,Guitar,Keyboard,Metal detectors and More (4 Packs) : Health & Household](https://m.media-amazon.com/images/I/616oIAv1KiL._AC_UF894,1000_QL80_.jpg)
Amazon.com: TQTHL 9V Rechargeable Batteries, USB 9Volt 1300mAh Long Lasting Li-ion 9V Battery for Smoke Alarms, Multimeters, Microphones, walkie-Talkie,Toys,Guitar,Keyboard,Metal detectors and More (4 Packs) : Health & Household
![Kidde Firex Hardwired Smoke Detector with Photoelectric Sensor and 9-Volt Battery Backup 21029883 - The Home Depot Kidde Firex Hardwired Smoke Detector with Photoelectric Sensor and 9-Volt Battery Backup 21029883 - The Home Depot](https://images.thdstatic.com/productImages/f33c3ab9-7144-4088-9633-9a40faf0a816/svn/kidde-hardwired-smoke-detectors-21029883-64_1000.jpg)
Kidde Firex Hardwired Smoke Detector with Photoelectric Sensor and 9-Volt Battery Backup 21029883 - The Home Depot
![Kidde I4618AC Alarm Hardwire Smoke Detector with 9V Backup and Front Load Battery Door | Model i4618, White - Kiddie Ka F Adaptor - Amazon.com Kidde I4618AC Alarm Hardwire Smoke Detector with 9V Backup and Front Load Battery Door | Model i4618, White - Kiddie Ka F Adaptor - Amazon.com](https://m.media-amazon.com/images/I/61NhWaKpE8L.jpg)
Kidde I4618AC Alarm Hardwire Smoke Detector with 9V Backup and Front Load Battery Door | Model i4618, White - Kiddie Ka F Adaptor - Amazon.com
![Ultralife U9VL-XC Lithium Manganese Dioxide Smoke Alarm Battery - Lithium Manganese Dioxide - 9V DC | Ithaca Agway & True Value Ultralife U9VL-XC Lithium Manganese Dioxide Smoke Alarm Battery - Lithium Manganese Dioxide - 9V DC | Ithaca Agway & True Value](https://storage.googleapis.com/products.ezadtv.com/139/226146.jpeg)