Introducing the eco-friendly Power Bank Backen, a reliable and sustainable solution to keep your devices charged on the go. This powerful external auxiliary battery boasts a 4,000 mAh capacity, ensuring your gadgets stay powered throughout the day. It is crafted from recycled aluminum, showcasing the remarkable potential of this eco-conscious material. Its sleek design includes a USB output and a versatile USB Type C input/output, accompanied by LED indicators that display the charging status for easy monitoring. The Power Bank Backen doesn’t just promise performance but also offers an environmentally responsible choice with its GRS certification (Global Recycled Standard), guaranteeing the recycled origin of its components. Its durable construction ensures the device supports a minimum of 500 charge cycles, adhering strictly to CE regulations. Safety is paramount in its design, featuring an overcharge protection system, complete discharge safeguard, short circuit prevention, and a constant load transfer system tailored to your device's needs. For a unique touch, the Power Bank Backen comes with the option of personalization, allowing you to customize it to suit your style. It's not just a power bank; it's a statement of sustainability and personal expression, making it the perfect companion for eco-conscious tech users.