ETL listed and approved under UL 2017 standards for Child Pool Safety Law Complies with most city pool regulations: Follows Residential Pools Safety Barrier Guidelines from the U.S. Consumer Product Safety Commission Super Loud Siren: 110db output so you can hear the alarm anywhere in the house Temporarily Bypass the Alarm: Adults can temporarily disable the alarm for 10 seconds when entering/exiting Slim, Versatile Design: Ideal for sliding doors, pool entry gates, standard doors, screen doors, windows, and more. Easy, DIY Installation in Under 5 Minutes: Adhesive stickers included Weather Resistant: Can be used indoors our outdoors. Resistant to most moderate rain snow conditions Unique, Patented Design: No. 5, 473, 310 / 6, 727, 819 / 7, 187, 280 Requires 3x AAA Batteries: Batteries not included