About this item

• 9V battery backup - When power supply is inconvenient or when you are traveling, it can protect you wherever you go.£¨ batteries need to be purchased by yourself £©
• Large LCD screen: With a large color LCD display and audible and visual alarm, it can be easily carried anywhere, and the HD screen is easy to read CO levels even at night
• Easy to use - Carbon Monoxide Detector & Natural Gas Detector is plug and play, saving installation time
• Newly upgraded - It can monitor carbon monoxide, combustible gas, temperature, humidity at the same time.
• Worry-Free After Service - We are willing to provide you with unconditional returns or exchanges within 180 days. If you have any questions, please contact us by email, we will try our best to help you solve the problem.