Features: Ensure your safety with our Small Carbon Monoxides Detectors, featuring CO, temperature, and humidity monitoring on a 2.48'' screen with both visual and audible alarms for comprehensive Protections. This Easy Carry Detectors boasts a Small designs with a stable stand, a rechargeable 1000mAh battery, and a power save that extends its operation up to 72 hour , making it perfect for continuous air quality assessment. Suitable for homeowners, outdoor adventurers, industrial workers, and anyone concerned about air quality, this device provide peace by accurately detecting carbon Monoxides levels. Multifunction in use, it is suitable for Homes kitchens, car , camping tents, basements, and various industrial environment , ensuring aware of the air conditions around you. With a quick warm time of 35 second and data refreshes every 2 second, this mini carbon Monoxides Detectors is designs for efficiency and reliability, helping you maintain a safe environment wherever go. Specifications: Material: ABS Size: about 90x51x17mm/4x2x1inch Package Includes: 1xCarbon Monoxides Detectors note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.