The Dark Energy Poseidon Pro is a rugged and durable portable charger designed to handle any adventure, ensuring that you never run out of power when you need it most. It is compact, measuring just under six inches long and just over three inches wide, which makes it convenient to carry in a pocket or backpack. Despite its size, it has a hefty 10,200 mAh internal battery capable of delivering up to 36 hours of power for mobile phones, which means it can charge a typical smartphone for about a week on a single charge.
