General Description The AIMOONSA Carbon Monoxide Detector is an essential safety device, equipped with an advanced electrochemical sensor. It ensures quick and accurate detection of carbon monoxide levels, emitting an alarm over 85 decibels when the concentration exceeds safety limits. For optimal protection, it is recommended to install one on each floor of your home and in every bedroom. Technical Specifications Item: Carbon Monoxide Detector Power Supply: 2 x 1.5V AAA batteries (not included) Sensor: Electrochemical Operating Temperature: 0–70°C Operating Humidity: 10% - 95% RH Detection Concentration: 0–999 ppm Alarm Indication: LCD screen, audible and visual signals Alarm Standard: Alarms at 30 ppm with real-time concentration display; audible alarm at 100 ppm Compatibility and Accessories Suitable for use in kitchens, bedrooms, bathrooms, warehouses, hotels, and cars, parking lots, or barbecue areas. Includes: 1 carbon monoxide detector, 1 user manual, 2 screws, 2 3M adhesive strips. Installation: The detector is easy to install without wiring. It can be mounted on any wall or ceiling, as well as in a car. Mounting brackets, screws, and adhesive strips are included for easy installation. Usage: This detector is designed for home and mobile use. It features a single test/reset button, making it easy to use every day. Be sure to test it regularly to ensure proper function. Other Information: All detectors have been thoroughly tested and meet UL standards.