Always have power at your fingertips with the Flash 4000 Wireless Powerbank. Ultra-compact, 4000mAh capacity, and fast charging function. Flash The 4000 Wireless Powerbank is the ultimate companion for your mobile lifestyle. With a powerful 4000mAh rechargeable battery and a size a little bigger than a credit card, this power bank is perfect for keeping your smart devices charged all day long. It's elegantly designed and extremely portable, with multiple charging ports for convenience. With fast charging capability and dual USB outputs (USB A: 5V/1A, Type-C: 5V/2.1A), the Flash 4000 is ideal for the modern user on the go. Its compact design and LED indicators make it both practical and user-friendly. Specification List:Battery capacity: 4000mAh Battery type: Lithium Polymer Charging time: 3-4 hours Fast charging: Yes Output: USB A: 5V/1A, Type-C: 5V/2.1A Input: 5V/2A Connections: Type C Dimensions: 96.8 x 62.3 x 13.8 mm Material: Plastic