NOYAFA Portable Formaldehyde Indoor Air Quality HCHO and TVOC with Audible Indicator for Home HVAC System

Features: Using chip to accurately detect and monitor the concentration of formaldehyde(HCHO) and total volatile organic compound(TVOC). Immediately send out audible and visual if the concentration of HCHO and TVOC exceed the normal level. Super easy to operate, long press the button to power on, wait for a 180s countdown, and it will automatically monitor the HCHO and TVOC contents. Easy to read, 3-color indicator shows you the level of TVOC - bad, normal, good. air quality monitor features rounded shape, glossy surface, compact and lightweight, easy to carry around. Note: *Batteries not included. *Under normal battery level, the unit will enter standby mode after 30 minutes if there is no operation taken. *Under low battery level, the unit will enter standby mode after 5 minutes if there is no operation taken. Specifications: Brand: NOYAFA Material: ABS Color: White Formaldehyde Dectection : 0.000~2.888mgm³ TVOC Detection : 0.000~9.999mgm³ Unit: mgm³ Power Supply: 2pcs 1.5V AA Batteries (NOT included) Item Size: 13.5*4.3*2cm / 5.31*1.69*0.78in Item Weight: 51g / 1.79oz Package Size: 16.5*9*3.2cm / 6.49*3.54*1.25in Package Weight: 88g / 3.1oz Packing List: 1 * Formaldehyde 1 * User Manual(English)

Using chip to accurately detect and monitor the concentration of formaldehyde(HCHO) and total volatile organic compound(TVOC). Immediately send out audible and visual if the concentration of HCHO and TVOC exceed the normal level. Super easy to operate, long press the button to power on, wait for a 180s countdown, and it will automatically monitor the HCHO and TVOC contents. Easy to read, 3-color indicator shows you the level of TVOC - bad, normal, good. air quality monitor features rounded shape, glossy surface, compact and lightweight, easy to carry around. Specifications: Brand: NOYAFA Material: ABS Color: White Formaldehyde Dectection : 0.000~2.888mgm³ TVOC Detection : 0.000~9.999mgm³ Unit: mgm³ Power Supply: 2pcs 1.5V AA Batteries (NOT included) Item Size: 13.5*4.3*2cm / 5.31*1.69*0.78in Item Weight: 51g / 1.79oz Package Size: 16.5*9*3.2cm / 6.49*3.54*1.25in Package Weight: 88g / 3.1oz Packing List: 1 * Formaldehyde 1 * User Manual(English) Note: Batteries not included. Under normal battery level, the unit will enter standby mode after 30 minutes if there is no operation taken. Under low battery level, the unit will enter standby mode after 5 minutes if there is no operation taken.