Solar rechargeable 24-hour ventilation fan (disaster prevention type)
Solar 24-hour ventilation fan (disaster preparedness) useful during emergencies, powered by solar energy for battery storage, providing ventilation, lighting, smartphone charging, and ensuring a minimum power supply.
If equipped in a disaster prevention warehouse, this device provides the minimum support for preserving stockpiled supplies and disaster prevention materials, as well as protecting human lives during emergencies. It operates independently of infrastructure power, utilizing solar energy for storage, and can ventilate the disaster prevention warehouse, provide nighttime lighting, and charge smartphones with a solar-powered, rechargeable 24-hour ventilation fan.
