OC-904 Portable Oxygen O2 gas detector

Description: OC-904 Portable Oxygen O2 gas detector which is applicable for O2 detection, with the original imported sensor, with the safe and reliable quality. It’s with the diffusion sampling mode, can be connected with the external pump. The portable gas detector can promise the security for the personnel working under the harmful environments. Features: It used original imported sensor with good quality and high accuracy. It can be combined with 1~4 different gas sensors for different gas type. LCD dot matrix display, support both English and Chinese operating menu. Adjustable preset two-stage alarm level. With audible-visual-vibration alarm mode. With a back clip, which is easy to carry when working. Powered by rechargeable battery with big capacity which support a long working period.