AeroGrow 10-Year Worry-Free Battery Smoke Detector from Canada
Sealed 10-year lithium battery smoke alarm with voice location alerts and wireless interconnection capability. Fits HTS 8531.10.00.15 as purely battery-powered smoke detectors for fire safety, eliminating annual battery changes. HushSmart technology differentiates cooking smoke from real fires.
Duty Rate — Canada → United States
11.3%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Lithium battery transport requires UN3481 declaration regardless of watt-hours for air/sea shipments
• Voice chip qualifies as integrated signaling; don't separate as parts
• Confirm no RF transmitter exceeding FCC unlicensed limits