Portable Carbon Monoxide Detector with Alarm Standable & Lanyard, [3-in-1] Co Detector | Humidity |Temperature, Co Gas Monitor Air Quality for Outdoor Camping Travel RV Car Lanties this unit was designed for

this unit was designed for durability and is abrasion resistant - able to withstand daily wear & tear from dirt

(Tips: There is also a button on the back of the electronic door lock

you need to assemble

Made of iron copper plating material

Its reliable performance ensures safety during critical moments

Portable Carbon Monoxide Detector with Alarm Standable & Lanyard, [3-in-1] Co Detector | Humidity |Temperature, Co Gas Monitor Air Quality for Outdoor Camping Travel RV Car Lanties this unit was designed forAbout this item 3 IN 1 Portable Carbon Monoxide DetectorITEFDTUTNE co detector display and monitoring co value0 999PPM, temperature0 122and humidity (0% 99%RH) in real time. It with 3. 3*1. 9*0. 6inch mini size,which can be put in pocket easily. It's perfect for outdoor vacation,picnic,indoor,home,living room with fireplace,kitchen,bathroom,garage and so on. Please note: Not for sale in California. Touch Design & Vibration and Alarm SoundThis carbon