MSA Electric uses the Altair4XR four-in-one gas detector. The Altair4XR gas detector has added Bluetooth wireless functionality, enabling connectivity between the gas detector and other portable Android smart devices. Real-time gas detection readings can be received, gas detector settings can be changed, and alarm information can be obtained through Android smart devices. The Altair4XR features a redesigned housing, enhancing its robustness and durability. It retains all the advantages of the Altair4X: X intelligent sensors with protected chip technology, rapid response, and an ultra-long sensor lifespan, generally exceeding 4 years; fall alarm and instant alarm functions. Technical specifications of the MSA Electric Altair4XR four-in-one gas detector: Housing made of polycarbonate rubber composite, weight 228g, dimensions 110*76*35mm. Flash alarm with 4 ultra-bright LED lights on the top and bottom, sound alarm >95dB at 30cm, standard vibration alarm, standard fall alarm. High-contrast LCD screen, adjustable backlight duration, rechargeable lithium battery, operating time of 24 hours at room temperature, charging time <4 hours, operating temperature -40℃ to 60℃, humidity 15-90% RH non-condensing, protection rating IP68. Standard data logging, minimum 50 hours of event logging standard, 500 events. This detector comes standard with Bluetooth and fall alarm functions, and its response speed is twice the industry average. With higher protection levels and more comprehensive functions, the MSA 4XR adds Bluetooth capability that allows configuration of the Altair4XR instrument via portable Android devices such as smartphones and tablets. The housing has undergone rigorous 7.5m drop tests. It is widely used in petroleum, chemical, natural gas, fire rescue, metallurgy, electric power, nuclear power, construction, mining, and the plastics industry.