Keep your business or office safe with this Siterwell Carbon Dioxide Alarm GS241T-H02. This unit, which is new and boxed, detects CO2 gas and has a brand name you can trust. Whether you're in the market for a new unit or simply looking for an upgrade, this alarm is perfect for your needs. With its accurate detection abilities, you can be sure that your workspace is protected from harmful gases. Additionally, its easy-to-use design makes it a breeze to install and operate. Don't take any chances with the safety of your business or office, get the Siterwell Carbon Dioxide Alarm today.