The Celly Black Label Power Bank offers reliable mobile charging with a battery capacity of 15,000 mAh and a total output power of 45 W. Equipped with a USB-C port featuring Power Delivery technology and two USB-A ports with Quick Charge 3.0 functionality, this power bank can charge up to three devices simultaneously. The USB-C port provides up to 45 W of output power for compatible smartphones, tablets, and laptops, enabling fast charging through Power Delivery technology. The two USB-A ports support Quick Charge 3.0 with up to 18 W of output power each for efficient charging of compatible mobile devices. This compact power bank measures approximately 15.2 cm in length, 7.1 cm in width, and 2.5 cm in height, weighing 350 g, making it portable for travel and everyday use. Constructed in a sturdy black casing, the device features multiple safety protection functions including overcurrent protection, overcharge protection, overheating protection, and high-temperature protection for safe operation. The intelligent charging technology automatically detects connected devices and delivers the optimal charging current. Compatible with a wide range of USB-powered electronic devices including smartphones, tablets, and laptops that support Power Delivery or Quick Charge standards, this power bank offers versatile charging solutions for home and on the go. The streamlined design allows for easy storage in bags and suitcases while maintaining robust construction for reliable performance.