what are the top portable power stationsGenerally, batteries have a low self-discharge rate-however, when the equipment is not in use, all portable power stations have a shelf life of approximately 3-6 months when not in use. This is why it is recommended that even if you do not use portable power stations, it is best to charge them fully, preferably every two months. And store the device in a cooler place (room temperature is fine, but don't store it for a long time).Most of the buttons and interfaces are integrated on the front, and there is an LED display screen in the middle. It supports four output ports such as AC, DC, USB, and car charger, which can basically meet the charging needs of any of our devices.It’s important to note that if you intend to use portable power stations for emergency purposes only, it is recommended to charge them through a wall outlet, AC power outlet or car plug after 3-6 months, because when you use it, it will Slowly exhausted.There is also an LED lighting lamp. Don't think that the design of this lamp is ordinary. It may save your life when you are in danger. This design is still very important outdoors.There are also many ways for portable power stations to store electricity. It not only supports on-board charging, but if you have solar photovoltaic panels, it can also use solar charging.ShowKoo portable power stations are very small in size, easy to carry, and there are many usage scenarios. They are only for self-driving camping, sometimes home emergency, or outdoor live broadcast, emergency rescue can be used. And you don’t have to worry about the unsafe problems that it may bring. First of all, such as short-circuit protection, over-current protection, over-charge protection, and so on. And it has a variety of different output interfaces, the number of interfaces is also very large, it can charge multiple devices at a time, and the speed is also very fast.