The rugged and reliable GasAlertQuattro multi-gas detector is ideal for anyone needing a larger display or flexible power options. Key Features: Extra large screen with intuitive icons, flexible 24/7 power – alkaline or rechargeable, easy – simple one-button operation minimizes training, durable – made for industrial environments, including cold weather. *Available in 1, 2 and 3 gas combinations as well. **A confined space kit comes with detector, gas, regulator, hoses, manual aspirator pump kit, IR connectivity kit all in a hard-sided carrying case. ***Conveniently add the LCD protector and auxiliary filter in high dust or dirty environments. Don’t forget to order calibration gas, regulator, MicroDock II docking station and a variety of accessories and spares to suit your application.