GS886A-WFDT-H01 Wi-Fi Wireless Smoke Detector with App Alerts & 10-Year Battery

GS509A-2NCDR: Smoke detection with simple screw mounting The SITERWELL GS509A-2NCDR is a standalone photoelectric smoke alarm that mounts with the supplied mounting plate, screws and wall plugs, making it a practical choice for straightforward home installation. Its replaceable-battery design keeps routine maintenance accessible, with single and multipack options for planning your alarm locations. Key features Photoelectric smoke sensing: Detects smoke using an optical sensor. Screw mounting: Fixes to a ceiling or wall with the supplied mounting plate, screws and wall plugs, following the supplied instructions. Replaceable battery: Maintain power with the battery type specified for your unit. 10-year product life: Product service life is separate from battery life; batteries need replacement during use. Test button: Check operation as part of your regular alarm maintenance. Audible alarm: Rated at ≥85 dB(A) at 10 feet (3.05 m), as stated in the product manual. Low-battery warning: A signal reminds you when the battery needs attention. Choose your home safety setup For separate carbon monoxide detection, add the Plug-in CO alarm; each device operates independently. Prefer a smoke alarm with a built-in battery designed for 10 years? Compare the GS525A 10-year battery smoke alarm. For setup, placement and routine testing, follow the instructions supplied with your alarm. Browse our product user manuals for model-specific guidance. For the difference between photoelectric and ionization sensing, see our guide. Protect Your Delivery For extra protection against eligible physical loss, external damage or shortage while your order is in transit—and eligible theft after delivery within the coverage term—consider adding optional Shipsurance shipping insurance when it is offered at checkout. If you purchased this coverage and a shipping-related issue occurs, review the coverage rules and contact SureCircle first to file a claim or check claim status. Product setup, technical support, product defects and manufacturer-warranty questions remain with SITERWELL. Customer Service U.S. Customer Service Hotline: +1 800-710-7321Monday–Friday, 9:00 AM–6:00 PM (EST)

GS509A: Photoelectric smoke detection for ceiling or wall mounting The SITERWELL GS509A is a standalone photoelectric smoke alarm with a mounting bracket for ceiling or wall installation, making it a practical choice for straightforward home installation. Its replaceable-battery design keeps routine maintenance accessible, with single and multipack options for planning your alarm locations. Key features Photoelectric smoke sensing: Detects smoke using an optical sensor. Mounting bracket: Fixes to the ceiling or wall following the supplied instructions. Replaceable battery: Maintain power with the battery type specified for your unit. 10-year product life: Product service life is separate from battery life; batteries need replacement during use. Test button: Check operation as part of your regular alarm maintenance. Audible alarm: Rated at ≥85 dB(A) at 10 feet (3.05 m), as stated in the product manual. Low-battery warning: A signal reminds you when the battery needs attention. Choose your home safety setup For separate carbon monoxide detection, add the  plug-in CO alarm; each device operates independently. Prefer a smoke alarm with a built-in battery designed for 10 years? Compare the GS525A 10-year battery smoke alarm. For setup, placement and routine testing, follow the instructions supplied with your alarm. Browse our product user manuals for model-specific guidance. To weigh this sensing method against the alternative, see how photoelectric and ionization smoke alarms differ. Protect Your Delivery For extra protection against eligible physical loss, external damage or shortage while your order is in transit—and eligible theft after delivery within the coverage term—consider adding optional Shipsurance shipping insurance when it is offered at checkout. If you purchased this coverage and a shipping-related issue occurs, review the coverage rules and contact SureCircle first to file a claim or check claim status. Product setup, technical support, product defects and manufacturer-warranty questions remain with SITERWELL. Customer Service U.S. Customer Service Hotline: +1 800-710-7321Monday–Friday, 9:00 AM–6:00 PM (EST)

GS525A: Photoelectric smoke detection with a built-in 10-year battery The SITERWELL GS525A combines a photoelectric smoke sensor with a built-in, non-replaceable lithium battery and a 10-year product life. Its standalone design suits homes looking for battery-powered smoke detection without household alarm wiring. Key features Built-in lithium battery: Sealed and non-replaceable; the alarm has a 10-year product life, subject to operating conditions and the supplied instructions. Photoelectric sensor: Uses light-based sensing to detect smoke. Low-battery and fault warnings: Help identify when the alarm needs attention. Test and silence button: Makes routine checks and the specified silence functions accessible. Flexible mounting: Screws are included for wall or ceiling installation; the adhesive option ships as either 3M tape or a magnetic pad, selected at random. Choose your home safety setup Add the GS846A plug-in carbon monoxide alarm for independent CO detection alongside your smoke alarms. For a replaceable-battery smoke alarm, compare the GS509A smoke alarm. For setup, placement and routine testing, follow the instructions supplied with your alarm. Browse our product user manuals for model-specific guidance. For a photoelectric vs ionization comparison, see our guide. Protect Your Delivery For extra protection against eligible physical loss, external damage or shortage while your order is in transit—and eligible theft after delivery within the coverage term—consider adding optional Shipsurance shipping insurance when it is offered at checkout. If you purchased this coverage and a shipping-related issue occurs, review the coverage rules and contact SureCircle first to file a claim or check claim status. Product setup, technical support, product defects and manufacturer-warranty questions remain with SITERWELL. Customer Service U.S. Customer Service Hotline: +1 800-710-7321Monday–Friday, 9:00 AM–6:00 PM (EST)

GS846A: Plug-in carbon monoxide detection with battery backupThe SITERWELL GS846A uses an electrochemical sensor to detect carbon monoxide and plugs into a suitable 120V household outlet. Battery backup and clear status indicators make it a practical addition to a home that already has smoke alarms.Key features Electrochemical CO sensor: Dedicated sensing for carbon monoxide. Plug-in power: Designed for 120V AC household power. Battery backup: Supports operation when AC power is interrupted, subject to battery condition. Color-coded indicators: Green indicates power, yellow indicates a fault and red indicates an alarm. Audible alarm: Provides a sound warning when an alarm condition is detected. Choose your home safety setupFor smoke detection alongside this CO alarm, choose the GS525A built-in battery smoke alarm or the GS509A smoke alarm. These products provide separate detection functions and operate independently.The GS846A detects carbon monoxide; smoke and combustible-gas detection require products designed for those hazards. Follow the supplied instructions for outlet location, backup-battery care and testing. For model guidance, contact SITERWELL.Protect Your DeliveryFor extra protection against eligible physical loss, external damage or shortage while your order is in transit—and eligible theft after delivery within the coverage term—consider adding optional Shipsurance shipping insurance when it is offered at checkout. If you purchased this coverage and a shipping-related issue occurs, review the coverage rules and contact SureCircle first to file a claim or check claim status. Product setup, technical support, product defects and manufacturer-warranty questions remain with SITERWELL. Customer Service U.S. Customer Service Hotline: +1 800-710-7321Monday–Friday, 9:00 AM–6:00 PM (EST)