The hazard of PMD cycle or even a e-wheelchair or just a Portable battery, PMD, E-wheelchair, Portable Battery

WARNING::  Never board the same lift if you see anyone with a PMD cycle or even a e-wheelchair or just a Portable battery. The change in pressure inside a closed lift may cause an explosive fire.😱🔥 TAKE THIS SERIOUSLY PLEASE🙏 

警告：如果您看到有人使用个人代步车、电动轮椅或仅携带便携式电池，切勿乘坐同一部电梯。电梯关闭时，内部压力变化可能引发爆炸性火灾。😱🔥 请认真对待🙏