3 Packs,4-in-1 Monitor,Plug-in Carbon Monoxide Detector,Gas Leak Detector,Temp/Humidity Sensor,Real-time Digital Display,85db Voice Alarm with Light Flashing,Easy to Use,Suitable for Home,RV,Apartment

Additional Details from the Manufacturer

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More features

• 4 In 1 Detectors: Our Gas and Carbon Monoxide Detectors use highly sensitive sensors to monitor carbon monoxide levels, combustible gas levels, temperature and humidity in real time for your peace of mind
• Real-Time Digital Display: The Carbon Monoxide Alarm with LCD display shows 4 real-time monitoring data so you can read them clearly and easily at any time
• Audible and Visual Alarm: When the gas concentration exceeds the standard, the natural gas detector will react quickly and sound an Voice alarm at 85dB and above with Light Flashing
• Easy to Install & Carry: This Portable Carbon Monoxide Detectors is small and light, can be carry to anywhere easily.Plug and play saves installation time
• Wide application: This gas and carbon monoxide detector is suitable for bedroom, kitchen, living room, bathroom, apartment, garage, office, restaurant, hotel, RV, etc