Visible Fast Charging Effect: USB Type C supports PD3.0/PD2.0 fast charging protocol, making charging faster Smart Charging Management: The built-in MCU intelligent charging management system can smartly identify the battery level to quickly accommodate your charging need with the priority charging of thehigherbattery Intelligent Charging for Different Battery Level: The charge box can intelligently switch the charging mode in accordance with different battery level, taking good care of your battery Good Touch Sensation with Superior Quality: By adopting two-layers molding process,the charging box is hard inside but with soft silicone outside, making for better touch sensation Magnetic Flipping Cover: The magnetic flipping cover design ensures that the batteries won't fall out, offering secure storage Light and Portable: Designed to be lightweight and easy to carry, making it convenient for travel and on-the-go use Specifications: Product name: Portable fast charging box Material: ABS+Silicone Size: 135.2 × 56.2 × 25.2 (mm³) Weight: 84g