Vaporesso Xros 4 Pod System Kit的低电量警告代码是什么？ 当电池电压过低时，红色指示灯会闪烁三次，设备将停止工作。(见保护功能部分) Have a follow-up question? Answers from the official manual.Common questionsHow do I turn on the Xros 4 device?What should I do if the device times out after 8 seconds?How do I change the vaping mode?What type of charger should I use for the Xros 4?