30000mah dual usb portable solar battery charger power bank

What is a 30000 Mah solar portable charger?

30000mAh solar portable charger supply meets all your needs. It is an essential item for your outdoor activities. Solar power bank used ABS material, strong and sturdy, IP65 waterproof, dustproof and drop-proof. It can be used in wet environments or rainy days. Suitable for outdoor activities, like camping, cycling, beaches, etc.

What is solar power bank 30000mah?

Solar Power Bank 30000mAh by Feeke is a Large capacity power bank for small devices. It is meant for charging for emergency use only and not for regular charging. Its charging efficiency is much lower than that of cable charging, so it is not recommended as a major charging source.

Can a solar charger power bank be charged via USB?

【USB Input & Solar Charging】The solar charger power bank equipped with a compact solar panel, it can be recharged via USB as well as through the solar panels. But solar charging is slower, so it is for emergency purposes only. It is highly recommended that you fully charge solar bank via USB before traveling

What is a 30000 mAh battery?

Brief content visible, double tap to read full content. 【30000mAh Large Capacity】Built-in industry-leading high-density lithium polymer cells without changing the volume and weight. The super battery life can support thousands of charge cycles.

What is a USB solar power bank?

It can be used in wet environments or rainy days. Suitable for outdoor activities, like camping, cycling, beaches, etc. The usb solar power bank is equipped with a solar panel, so you can not only use the USB cable to charge it but also use solar energy to charge it.

What is a backup external charger?

Backup External Charger: Installed 5.5V/200mA solar panel, can provide 1.1W charging under the sunny day, when other source run out, this solar power bank can be en emergency supplies, good for outdoor camping, hiking, beach vacation, road travelling, working.