La Crosse Technology Atomic Alarm Clock from Canada
Self-setting atomic digital alarm clock with LCD opto-electronic display receiving radio time signal for accuracy. Features indoor/outdoor temperature and humidity sensors. Falls under HTS 9105.11.40 as electrically operated alarm clock with digital display only.
Duty Rate — Canada → United States
10%
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
• Radio receiver qualifies as incidental feature; timekeeping must remain principal function
• Include frequency specifications (WWVB 60kHz) in documentation for FCC/radio compliance
• Temperature sensors don't affect classification if subordinate to alarm clock function