✅ [PROTECTS EVERY BREATH] – When it comes to the health of your family, AirKnight knows that every breath counts. Our 9-in-1 air quality monitor is equipped with powerful sensors that detect the main 8 kinds of air pollution (CO2, VOCs, Formaldehyde, AQI, PM2.5 & PM10 Dust Particles, & more) in REAL-TIME, all displayed on one sleek, clear LCD screen. ✅ [SIMPLE, FAST SETUP] – No complicated app, badly written instructions or Wi-Fi required for one of the most premium indoor air quality meters. Our device was specially designed to be operated by anyone, anywhere, so you can keep your space safe without a tech-induced headache. An instructional video is included also, just in case. ✅ [PORTABLE FOR EVERYWHERE, ANYTIME USE] – Featuring a heavy-duty 3000 mAh rechargeable Lithium-Ion battery, your AirKnight AK1000 portable air quality monitor is designed to travel with you, monitoring your air quality for hours at a time on a single charge. Never go unprotected again! ✅ [WILDFIRES & WOOD-BURNING APPLIANCES] – The Airknight AK1000 is perfect if you are near a wildfire – or if you depend on old or wood powered appliances in your home. The 9 in 1 AK1000 is also a carbon dioxide monitor and guards your air quality by letting you know when particulate matter and VOCs are unusually high. ✅ [2 YEAR WARRANTY AVAILABLE] – AirKnight is an American company that works tirelessly to ensure the overall quality of each indoor air quality monitor with rigorous testing. Simply put: if you are not happy, we will replace your AirKnight AK1000 or give you your money back – no questions asked!