King Jim Kankiwounagas CO2 Monitor Black CD20-BK 4971660778850 (10 sets)

W100 x D37 x H103mm Approximately 180g Measures CO2 concentration and notifies ventilation timing with numerical display, light color, and buzzer. ◆CO2 detection method: Photoacoustic method (optical) ◆CO2 detection range: 400-5000ppm ◆Light display: No lighting / Green lighting / Orange lighting / Red lighting / Red flashing ABS