Stay charged and connected wherever you go with our ultra compact external auxiliary battery. With a capacity of 5,000 mAh, this nature-inspired power bank is designed to encourage the use of natural raw materials and reduce contaminant emissions. The shell of the battery is made from wheat straw, a sustainable alternative to traditional materials. Equipped with dual USB outputs and a micro USB input, this power bank allows you to charge multiple devices simultaneously. The package includes a micro USB cable for convenient charging. Its wide printing area offers ample space for personalization, making it a great promotional item or gift. Our external auxiliary batteries are manufactured with non-recycled, grade A batteries that have a service life of at least 500 charging cycles. They also comply with CE regulations and are manufactured according to RoHS standards, ensuring safety and environmental compliance. The power bank features an overcharge protection system and a complete discharge protection system to increase its durability. It also comes with a blocking system to prevent short circuits and a constant charging transfer system, which adjusts the charging speed to the capacity of your device. Packaged in an attractive, individual eco-design box, this power bank is not only functional but also environmentally friendly. Stay powered up and make a statement with our personalized ultra compact external auxiliary battery.