马来西亚采购需求：4 种气体检测仪、5 种气体监测器、报警器、气体泄漏报警器、一氧化碳气体泄漏检测仪、廉价气体检测仪

I hope this message finds you well. I'm reaching out on behalf of my client who is looking to calibrate your gas detector model. In order to proceed, we would greatly appreciate it if you could provide us with the English version of the user manual. Having the correct documentation will ensure that we can carry out the calibration process accurately and efficiently. Additionally, if there are any specific calibration procedures or guidelines you recommend, please share those as well. This information will be invaluable in helping us complete the task to the best of our abilities. Thanks in advance for your assistance; looking forward to your prompt response!