Factory supplier Portable gas detector with data storage function

Description: OC-903 portable gas detector with the famous brand sensor for different gas type, it can inspect four gas at the same, with the inner pump and the data logger function, optional sensor for the temperature and humidity measurement. Features: Semiconductor technology of ultra low power 32 bit microprocessor, 24 bit ADC acquisition chip, so with the high accuracy. 2.4 inch IPS industrial grade color screen. Support English language menu. The gas concentration unit