Two USB Ports
The battery has two USB ports (2.1A and 1A), which will let you charge two devices at the same time.
The inner batteries of Sponge Energy 20 000 are characterized by their quality, long life and high capacity.
The powerbank has a durable plastic case, which protects the battery from harm, and voltage overload protection.
Sponge Energy 20 000 has four LED lights on its case, which indicate how charged the battery is.
If you lose your lucky hook as you are out fishing during the night, want to catch a buzzing mosquito inside a tent or looking for a pot of gold in the forest, the integrated flashlight in Sponge Energy 20 000 will be there to help.