1. 5 devices can be connected at the same time 2. It has one USB 3.0, two Type-C and two USB interfaces, one of which is the charging interface and the other is the data transmission interface. 3. USB and Type-C can be connected to projectors, keyboards, mice, U disks and other peripherals to improve office efficiency 4. The PD Type-C interface is fast to charge, you can play while charging, and you are not afraid of power failure 5. Compatible with all devices with Type-C interface 6. Small and portable, not taking up space
