Brand：
$568.00
SE
GUOYUGRA GY/VGD-200-CH2O-G (0-500ppm) Formaldehyde Detector
CH2O0-500Pm (optional 1000ppm)diffusion
High performance, intelligent Sensors and MCU chip design, the device supports 4-20mA, RS485, switch and other signal output, supports Chinese and English Operating interface and remote control function.
If you don't know how to choose "Gas detector", please consult customer service.